Acorn nuts/hex dome cap nuts Standard: Din917;din986;din1587;gb/t923 Size: M4-m24 Material: Carbon steel, alloy steel, stainless steel Grade: Sae j995 gr.2; class 4, 5, 6 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Square nuts Standard: Asme/ansi b18.2.2;din557;din562;gb39 Size: 1/4â?�-1-1/2â?�, m6-m42 Material: Carbon steel, alloy steel, stainless steel, brass Grade: Sae j995 gr.2; a563 gr. A;class 4, 5, 6, 8 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Hex head bolt/hex cap screw Standard: Asme b 18.2.1;ifi149;din931;din933;din558; din960;din961;iso4014;gb5782 Size: 1/4â?�-3â?�, m6-m64 Material: Carbon steel, alloy steel, stainless steel, brass Grade: Sae j429 gr.2, 5, 8; astm a307gr.A; class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel;metal building;oil&gas;tower&pole;wind energy;mechanical machine;automobile;home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Threaded rod/stud Standard: Asme/ansi b 18.31.1m;asme/ansi b 18.31.2;din975;din976;gb15389 Size: 1/3â?�-4â?�, m6-m64 Material: Carbon steel, alloy steel, stainless steel Grade: Astm a193 gr.B7, b7m, b16, class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Stud bolts Standard: Ifi-136;gb901 Size: 1/4â?�-3â?�, m6-m64 Material: Carbon steel, alloy steel, stainless steel Grade: Astm a307gr.B7, b7m, b16, class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Carriage bolt/round head square neck bolt Standard: Ansi/asme b18.5;din603;gbt12;gbt14 Size: 1/4â?�-1â?�;m5-m20 Material: Carbon steel, alloy steel, stainless steel, brass Grade: Class 4.8, 5.8, 6.8, 8.8 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel;metal building;oil&gas;tower&pole;wind energy;mechanical machine;automobile;home decorating Equipments: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Heavy hex structural bolt Standard: Asme b 18.2.1;din6914;gb1228;gb3632 Size: 1/2â?�-1-1/2â?�, m12-m36 Material: Carbon steel, alloy steel Grade: Astm a325, a490, cl10.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel;metal building;oil&gas;tower&pole;wind energy;mechanical machine;automobile;home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
U bolts Standard: Din3570 Size: 1/4â?�-1â?�, m6-m30 Material: Carbon steel, alloy steel, stainless steel Grade: Sae j429 gr.2, 5, 8; class 4.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel;metal building;oil&gas;tower&pole;wind energy;mechanical machine;automobile;home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Socket head cap screw Standard: Amse b18.3, din912, din7984, gb70.1 Size: 1/4â?�-3â?�, m6-m64 Material: Carbon steel, alloy steel, stainless steel, brass Grade: Astm a307gr.A, class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Countersunk head socket cap screwâ Standard: Amse b18.3; din7991; iso10642; gb70.3 Size: #0-1-1/2â?�; m3-m20 Material: Carbon steel, alloy steel, stainless steel, brass Grade: Astm a307gr.A, class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Button head socket cap screw Standard: Amse b18.3; iso7380; gb70.2 Size: #0-5/8â?�; m3-m16 Material: Carbon steel, alloy steel, stainless steel, brass Grade: Astm a307gr.A, class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Socket shoulder screw/ socket head shoulder screwsâ Standard: Iso7379; gb5281 Size: 6.5mm-25mm Material: Carbon steel, alloy steel, stainless steel, brass Grade: Astm a307gr.A, class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Philips machine screw/cross recessed machine screw Standard: Asme/ansi b18.6.3;din7985;din967;din965;din966;gb822 Size: #0-3/4â?�; m1.6-m10 Material: Carbon steel, alloy steel, stainless steel, brass Grade: 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Torx machine screw Standard: Din34802; iso14580; iso14581; iso14583; iso14584; iso14579; gb2671; gb2672;gb2673;gb2674 Size: M2-m10; m5-m20 Material: Carbon steel, alloy steel, stainless steel, brass Grade: 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Slotted machine screw Standard: Asme/ansi b18.6.2;din84; din85;din963;din964;din427 Size: 1/4â?�-3/4â?�; m1.6-m10 Material: Carbon steel, alloy steel, stainless steel, brass Grade: 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Hex nut Standard: Asme/ansi b18.2.2;din934;din555 Size: 1/4â?�-1-1/2â?�, m6-m42 Material: Carbon steel, alloy steel, stainless steel, brass Grade: Sae j995 gr.2, 5, 8; class 4, 5, 6, 8, 10, 12 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel;metal building;oil&gas;tower&pole;wind energy;mechanical machine;automobile;home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Nylon insert lock nut Standard: Asme/ansi b18.2.2;din985;din982;iso7042 Size: 1/4â?�-1-1/2â?�; m6-m38 Material: Carbon steel, alloy steel, stainless steel, brass Grade: Ifi-101, ifi-100/107 2007, sae j995 gr.2, 5, 8; class 4, 5, 6, 8, 10, 12 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Wing nuts Standard: Asme b18.6x; din315 Size: #3-3/4â?�; m4-m24 Material: Carbon steel, alloy steel, stainless steel, brass Grade: Sae j995 gr.2; class 4, 5, 6 Thread: M, unc, unf Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Self-drilling screw Standard: Asme b18.6.4 & sae j78;din7504k;din7504p;din7504n;gb/t15856.4;gb/t15856.5;iso15780 Size: #4(2.8)-1/2";st2.2-st9.5 Material: Carbon steel, alloy steel, stainless steel Length: 10-180mm(3/8â?�-7â?�) Head type: Hex , flat, pan, truss, round, hex washer, oval, pan framing, bugle, fillister Drive type: Phil, slotted, phil & slotted combination, hex socket Screw type: Bsd, csd Finish: Plain, zinc plated(clear/blue/yellow/black), black oxide, nickel, chrome, h.D.G Packing: Bulk in cartons (25kg max.)+wood pallet or according to customer special demand Application: Structural steel; metal building; oil&gas; tower&pole; wind energy; mechanical machine; automobile: home decorating Equipment: Caliper, go&no-go gauge, tensile test machine, hardness tester, salt spraying tester, h.D.G thickness tester Supply ability: 1000 tons per month Minimum order: 500kgs for each specification Trade term: Fob/cif/cfr/cnf/exw/ddu/ddp Payment : T/t, l/c, etc Market: South&north america/europe/east&south east asia/ australia and etc. Our advantage: One-stop shopping; high quality; competitive price; timely delivery; technical support; supply material and test reports; samples for free Notice: Please lets know the size, quantity, material or grade, surface, if it is special and non-standard products, please supply the drawing or photos or samples to us -
Portable liquid nitrogen tanks, with their lightweight design and easy operation, are ideal for use in laboratories, healthcare organisations and the livestock industry. Available in a wide range of sizes from 1 litre to 10 litres, the KGSQ liquid nitrogen tanks provide the perfect solution for both small laboratory sample and liquid nitrogen storage and large scale livestock frozen sperm transport. Product Features: Diversified capacity options: 1 litre, 2 litres, 3 litres, 6 litres, 10 litres, with various specifications, there is always one for you. A variety of calibre design: 1 litre and 2 litre calibre is 35mm, 3 litre calibre is 50mm, 6 litre and 10 litre have 50-210mm calibre, adapting to the needs of various occasions and ensuring the safe storage of samples of different sizes. Complete accessories: the portable liquid nitrogen tank comes standard with a locking lid, PU protective sleeve, polyurethane foam neck plug, and 3 round buckets. Although the model is small, the storage capacity is not small: among them, the commonly used 3-10 litre liquid nitrogen tank can be placed in 6 round buckets, and the size of the buckets is about 38mm*120mm. When frozen fine tube is 0.25ml, each bucket can store about 298 pcs, the whole can be loaded with about 1788 pcs; when frozen fine tube is 0.5ml, each bucket can store about 132 pcs, the whole can be loaded with about 792 pcs. 2 litres, the size of the bucket is a little smaller, the amount of frozen fine tube is 204, 90 pcs or so. In addition, there are. High-strength aluminium alloy material: lightweight and durable, easy to carry, adapt to a variety of working environments. High vacuum multi-layer adiabatic: effectively reduce the daily evaporation of liquid nitrogen, prolong the preservation time of the sample. 5-year vacuum quality assurance: our commitment to product quality, so that you can use without worry. Technical parameters highlights: Model YDS-2-30: static liquid nitrogen preservation period up to 30 days. (3 litre 50 is the same) Model YDS-6-50: Static liquid nitrogen preservation period up to 63 days. Model YDS-10-50: Static liquid nitrogen shelf life up to 98 days.
