Commodity: Sodium Hydrosulfite Other name: Synonyms: Sodium Hydrosulphite; Sodium Dithionite; Dithionous acid, Disodium salt; Sodium Sulfoxylate CAS No.: 7775-14-6 Molecular Weight: 174.10 Chemical Formula: Na2S2O4 Product Description Appearance: White, crystalline powder. Product Feature Odor: Slight irritative. Specific Gravity: Unavailable Solubility: Soluble in water. Density: 2.19 pH: 6-7 pH Test-Method: PH test paper. % Volatiles by volume @ 21C (70F): 0 Boiling Point: Not applicable. Melting Point: >300 C Decomposes. Vapor Pressure (mm Hg): No information found. Bulk Density: ~0.9 Evaporation Rate (BuAc=1): No information found. Application 1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching . 2. bleaching paper pulps , especially mechanical pulps, its the most fittable bleaching agent in pulps. 3. bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products, 4. in mineral, the compound of thiourea and other sulphides. 5. as reducing agent in chemical industry. 6. Sodium hydrosulfite food additive grade is used in foodstuffs, as bleaching agent and preservative dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms. Packaging 50kg/100kg net in iron drums with double PVC bags Product Specification/Models NDEX 90%, 88%, 85%. FOOD ADDITIVE Na2S2O4, 90%, 88%, 85%, Fe 20ppm ZincZnOther heavy metal calculated as Pb, 1ppm Water Insolubles05% Shelf Life(month)12
Commodity: Sodium Metabisulphite Molecular formula:Na2S2O5 Molecule Weight:190.10 H.S code:28321000 CAS:7681-57-4 Product Features Appearance : White Or Light Yellow Crystal Powder Odour: Sulfur Dioxide Taste : Salty Melting Poing : 150 Specific Density1.48 Ph : 4.0-4.6 Solubility : Soluble In Water ,insoluble In Alcohol Application: 1. For industry Mordant of printing and dyeing; Dechlorinate of textile after bleaching; Sulphonated agent and reducer of chemical industry and pharmacy; Bleach of paper pulp, bamboo and timber bleach of stapk; Treatment agent of waste water; Rubber solidifying agent ;Perfume industry is served as hydrocarbon perfume aldehyde ; The hide profession employ to do to molt dose and pliable dose and wearproof dose ,The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on; sewage treatment. 2.For food additive Bleach agent (e.g.candies, cake, bamboo shoots, etc);Loose agent (e.g.bread, cracker etc);Antiseptic and germicide (e.g.fruit juice, tinned foodbrews, the cereals food is defended storage etc);Inhibitor and freshen agent (e.g.day lily, seafood, fruit and vegetable etc) Specifications: Na2S2O5 97% min SO2 65% min Fe 0.0015% max water-Insoluble 0.01% max As 0.0001% max PH 4.0-4.6 Packing and Storage Knitted bags lined polyethylene plastic bags double packaging, Weighing 25Kg/50KG/1000Kg/1200kg. Transportation-and harsh rain. Stored in a cool, ventilated, dry place.
Commodity: Sodium Bisulfite Molecular Formula: NaHSO3 Molecular Weight: 104.06 Properties: White monoclinic crystalline powder with sulfur dioxide odor; relative density: 1.49; very easily soluble in water; can be decomposed when heated; slightly soluble in ethanol; aqueous solution is acidic; has strong reducing property; can be oxidized in the air or loose sulfur dioxide. Quality Standard: HG/T3492-80 Technical Indicator High-purity grade Acrylic grade Food grade Refined grade Industrial grade 1 NaHSO3 % 99.5 Insol. in water % 0.003, 0.005, 0.03, 0.04, 0.05 Chloride(Cl) % 0.003, 0.004 Iron(Fe) % 0.001 0.002 0.005 Heavy metal(Pb) 0.001 Arsenic(As) % 0.0001 Clarity test Qualified Use: It is used in the bleaching of cotton textiles; as reducing agent in dyes, paper-making, leather, chemical synthesis; in the manufacture of pharmaceutical intermediates, developer, food bleacher, antiseptic and anti-oxidants. Packing: In PP woven bag lined with PE bag; paper-plastic composite bag, and kraft paper bag etc. Net wt.: 25/50/1000 kgs/bag or upon clients' request.
We can supply kinds of sodium chloride (salt). Please first check the following information. Molecular formula: NaCl Molecule Weight: 58.44 H.S code:250100 CAS: 7647-14-5 Purity: 85% - 99.5% Granular Particle size :from 0.15 mm to 5 cm Usage: for dye , alkali ,textile ,drilling oil , water treatment ,melting snow/de-icing , food , pharmaceutical and so on Packing 250gram,500gram,750gram,1KG, 2LB,3LB, 4LB, 10LB PE&PET complex plastic bags or bottle in cartons, 20kg,25kg, 50kg ,1000kg,1200kg,1250kg plastic woven bags and kraft paper bag with PE inside.
Commodity: Sodium Sulphate anhydrous Product Nature Molecular formula: Na2SO4 Molecular weight: 142.04 Property: white granular crystal or powder Use As filler of detergent, the making of sodium sulphide, water glass, or used in papermaking, glass, dye and used as filler, dyeing auxiliary, laxative, antidote, t also can be used in fiber, leather, metallurgy, enamel and soap. Specifications Item GB6009-2003 Type First grade Result of common product Result of neutral product Na2SO4 99.0 99.20 99 40 Water insoluble matter %0.05 0.02 03 Ca & Mg %(Mg) 0.15 0.02 02 Chloride %(Cl) 0.35 0.23 20 (Fe) 0.002 0.0001 0001 Moisture % 0.20 0.02 02 Whiteness % 82 88 85 Packing and Storage Knitted bags lined polyethylene plastic bags double packaging, Weighing 25Kg/50KG/1000Kg. Transportation-and harsh rain. Stored in a cool, ventilated, dry place.
4-Hydroxybenzoic acid Chemical Name:4-Hydroxybenzoic acid Trade Name:p-oxybenzoic acid Molecular Formula:C7H6O3 Molecular Weight:138.12 CAS No.:99-96-7 Properties:white odorless crystalline powder, easily soluble in hot water and alcohols, aethers and acetone, slightly soluble in cold water and benzene, insoluble in carbon bisulfide; relative density is 1.46 Use: Can be used as antiseptic, intermediate of dyes, pharmaceuticals; as main material of liquid crystal polymers; as material of pesticide intermediate Specification Item Specification Polymer Grade Technical Grade Appearance white crystal powder white crystal powder Purity(on dry base) % 99.6 99.0 Melting Point 214-217 212-216 Odor odorless odorless Solubility Clear and transparent clear and transparent Loss on Drying % 0.20 0.50 Color(Pt-Co) 10 40 Ash % 0.02 0.15 Sulfate(SO42-) 0.01 0.05 Chloride(Cl-) % 0.005 0.02 Phe% 0.01 0.10 Salicylic Acid % 0.02 0.10 4-Hydroxyisophthalic Acid(HIPA) ppm 500 / Insolubles in Metha ppm 50 / Potassium(K+) ppm 5 / Sodium (Na+) ppm 5 / Iron (Fe) ppm 5 / Ca2++Mg2+ppm 5 /
Adopting unique production technology, Focus- 6300 buytl tapes are mainly made of butyl rubber supplemented by other auxiliaries and fillers, with the superior high polymer materials. With its strong adhesion property and air-tight property, our waterproof sealing butyl tapes are environmental and solvent-free. Main Specification (Customized demand sare acceptable.) 6mm*8m 8mm*6m 10mm*4.57m Main Color - black Technical Data Product Series FOCUS-6300 Series Application Automotive Industry Elongation 500% Heat Resistance 90, no flowing within 2h Low Temperature Flexibility 40, no crack on surface within 24h Peel Strength 23N/cm Tensile Strength 230KPa Anti UV non-hardening and no cracks within in 2000h Corrosivity Non-corrosive to galvanized sheet, aluminum sheet and coppersheet. Advantages Strong adhesion, high tensile strength, excellent elasticity and extensibility. It can fully accommodate to the surface that it attached to Excellent performance in non-corrosive, weather resistance and adaptation. Applications Provide waterproof protection to car doors waterproof membrane. Provide waterproof and sealing protection to the battery of new energy automobile. Other waterproof applications on cars and new energy cars
butyl tapes are waterproof and insulated tapes Focus-6400 butyl tapes are waterproof and insulated tapes with strong adhesion and adaptation to irregular surfaces. It exhibits excellent performance in waterproof, sealing and anti-UV to antenna feeder and cable connection box. Main Specification (Customized size is acceptable.) 2mm*40mm*20m * 8.5mm * 8mm * 10mm * 12mm Main Color - Black Technical Data Product Series FOCUS-6400 Series Application Communication Industry Elongation 400% Heat Resistance 90, no flowing within 2h Low Temperature Flexibility 40, no crack on surface within 24h Tensile Strength 175KPa Anti UV non-hardening and no cracks within in 2000h Corrosivity Non-corrosive to galvanizedsheet, aluminum sheet and coppersheet. Advantages Strong adhesion and adaptation to irregular surface. Good compatibility with various cables. Wide application temperature range. Excellent performance in weather resistance, waterproof sealing and anti-aging. Applications Provide waterproof and sealing protection to communication base station and antenna feeder. Provide waterproof and sealing protection to cable connection box
Butyl Tapes Are Waterproof And Insulated Tapes Focus-6400 butyl tapes are waterproof and insulated tapes with strong adhesion and adaptation to irregular surfaces. It exhibits excellent performance in waterproof, sealing and anti-UV to antenna feeder and cable connection box. Main Specification (Customized size is acceptable.) 2mm*40mm*20m * 8.5mm * 8mm * 10mm * 12mm Main Color - Black Technical Data Product Series FOCUS-6400 Series Application Communication Industry Elongation - 400% Heat Resistance 90, no flowing within 2h Low Temperature Flexibility Â40, no crack on surface within 24h Tensile Strength 175KPa Anti UV non-hardening and no cracks within in 2000h Corrosivity Non-corrosive to galvanizedsheet, aluminum sheet and coppersheet. Advantages Strong adhesion and adaptation to irregular surface. Good compatibility with various cables. Wide application temperature range. Excellent performance in weather resistance, waterproof sealing and anti-aging. pplications Provide waterproof and sealing protection to communication base station and antenna feeder. Provide waterproof and sealing protection to cable connection box
