Twin International Co., Ltd.

sodium nitrite
CAS No.: 7632-00-0 MF:NaNO2 UN:1500 Class:5.1 Shelf life:2 years
Test Standard Result
Sodium Nitrite 99%.0Min 99.2%
Moisture 1.4% Max 1.2%
Sodium Nitrate 0.8% Max 0.65%
Chloride (as Nacl) 0.17% Max 0.15%
Water Insoluble 0.05% Max 0.042%

Polylysine
CHEMICAL FORMULA:(C6H12N2O)n
Usage: it is widely used as a preservative in food,cosmetic and beauty products.
CAS#:25104-18-1 HS NO.:3913900090 Packing:1kg 10 Per Carton /1kg 20 Per Carton

Silicone Fluid 350cst
Chemical Name:Polydimethylsiloxane (cosmetic grade)
CAS No:9006-65-9 Molecular formula:(C2H6OSi)n EINECS No:618-493-1
HS code:3910000000
Usage:
Basic material of cosmetics, skin care products, hairdressing products.
The relative as below: skin care creams, skin lotions, cleansers, mousses, hair fixatures,
lipsticks, dry and wet powder foundation, stuffing powder, shampoo, hair conditioner, sun cream.
Item Specification Result
Appearance Colorless transparent viscous
liquid confirm
Viscosity (25.mm2/S) 350 350
Flash point (Open cup.) 280-320 298
Volatile matter(150. 3h)%1% 0.52%
Density (25)g/cm3 0.965-0.975 0.971
Packing and storage:
1. 200L iron drum or 200kg plastic drum. No contact with strong acids and alkalis
2. Storage in dry, ventilated place under normal temperature.
3. Non-toxic non-dangerous goods storage and transportation.
Precautions:
Incline to be degradated or volatilized contacting strong acid or alkalis and Lewis acid in high concentration.
The reaction is more obvious in higher temperature. Viscosity inclines to grow till cross-linking in low concentrated strong acid or alkalis contact or overtime high-temperature interaction.

Curdlan gum A
CHEMICAL FORMULA:C6H10O5)n,n 250(400-500)
Usage: it is widely used as a thickeners in plant based food.Sausage Balls and Vegetable Meat.
CAS#:54724-00-4 HS NO.:13023911 Packing:1kg 10 Per Carton /1kg 20 Per Carton
Shelf Life 2 year
with the original unopened package.
ITEMS Standard Result
Color White to nearly white White
Odor Odourless or Almost odourless Odourless
Appearance Powder confirm
Gel Strength (g/cm) 450 465
Purity (w/%) 80 88
Loss on drying (w/%) 10 5
PH(1% aqueous suspension) 6.0~7.5 7
Ash, w/% 6.0 2
Total Nitrogen (w/%) 1.5 1.5
Pb (mg/kg) 0.5 Negative
Colonies Number (cfu/g) 10000 600
Escherichia Coli(MPN/g) 3.0 3.0
Storage:
Please store the products in a cool, dark and dry place.

Transglutaminase
Chemical Formula:C27H44O3H2O Chemical Name: enzyme transglutaminase Product Model:TG-B
Usage: it is widely used for a dairy product. Batch No.:P20230110
CAS :80146-85-6 HS NO.:3507909000 Packing:1kg/bag 10 Per Carton /1kg/bag 20 Per Carton

Tetra sodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid 
(HEDPNa4)
CAS No.: 3794-83-0
Molecular Formula: C2H4O7P2Na4 Molecular weight: 294

Properties:
HEDP Na4 is an good scale inhibitor for calcium carbonate, it can be used in low pressure boiler water system, circulating water system, industrial and municipal cleaning water system and swimming pool.
HEDPNa4 is widely used in circulating cool water system, medium and low pressure boiler, oil field water pipelines as scale and corrosion inhibitor.
Specification:
items index
Appearance White powder Colorless to light yellow transparent liquid
Active component (HEDP) %  56.0 min 20.3-21.7
Active component )HEDPNa4) % 79.9 min 29.0-31.0
Total phosphoric acid (as PO43-) % 52.0-54.0 18.4-20.4
Fe ppm 35.0 max 20 max
Dry weight loss, % 15 max --
Density (20??) g/cm3 -- 1.26-1.36
PH 11.0-12.0 (1% water solution) 10.0-12.0 (as it)
 
Packing and Storage:
For liquid: Normally 250kg net in drum, IBC, or per customers. For solid: inner liner polyethylene (PE) bag, outer plastic woven bag, or confirmed by clients. Storage for ten months in shady room and dry places.
Safety Protection:
Weak acidity, Avoid contact with eye and skin, once contacted, flush with water immediately.

Triamcinolone Acetonide
CHEMICAL FORMULA: C24H31FO6 Shelf life: 3 years
M.W.: 434.498 CAS#: 76-25-5 Mfg.:2023-06-20 Standard: USP 39
ITEMS Standard Result
Appearance White or practically white
crystalline powder white
crystalline powder
Assay 97.0%-103.0% 99.6%
Identification A.IR conform
B.UV conform
Specific rotation +118�°~+130�° +127.9�°
Loss on drying â?¤1.5% 1.11%
Heavy metals â?¤25ppm conform
Chromatographic Purity Individual impurity â?¤0.3% 0.07%
Total impuritiesâ?¤0.8% 0.58%
Bacteria endotoxin test â?¤0.5EU/mg ï¼?0.12EU/mg
Sterility test Sterile Sterile
Micron It contains 100%
Below 10�¼m conform
Conclusion It conforms to USP 39
Storage:
Preserve in tight,light-resistant containers. Store at 25 ,excursions permitted between 15 and 30

Disodium of 1-hydroxy ethylidene-1, 1-diphosphonic acid
(hedp.Na2)
Cas no.: 7414-83-7
Molecular formula: c2h6o7p2na2 molecular weight: 250
Properties:
Hedp, na2 is an organophosphonic acid corrosion inhibitor, it can chelate with fe, cu, and zn ions, it can dissolve the oxidized materials, has good scale and corrosion inhibition effects even under 250, .
Specification:
Items, specifications, results
Appearance, white powder, white powder
Active content (hedp, na2)%, 90 min, 92.49
Active contenthedp%, 74.0-79.0, 76.21
Density (20, )g/cm3, --, --
Fe ions(fe3+) ppm, 35 max, 6.39
Phosphorous acid (as po33-)%, 2 max, 1.06
Moisture, %, 3.0-6.0, 4.06
Ph (1% water solution), 4.0-6.0, 5.88
Usage:
Hedp.Na2 is widely used in circulating cool water system, medium and low pressure boiler, oil field water pipelines as scale and corrosion inhibitor in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In light woven industry, hedp.Na2 is used as detergent for metal and nonmetal. In dyeing industry, hedp.Na2 is used as peroxide stabilizer and dye-fixing agent; in non-cyanide electroplating, hedp.Na2 is used as chelating agent.
Package:
25kg/bag, and can make special specification according to customers, requirement

50% liquid water treatment grade Aluminum Chlorohydrate ACH
CAS:12042-91-0 HS NO.: 3824909990 EINECS No.: 234-933-1
APPLICATION:As flocculant in municipal water, drinking water purification and treatment as well as in urban sewage and industrial waste water,also in paper industry, casting, printing ect.
Appearance Colorless and transparent liquid Colorless and transparent liquid
Conclusion: This product conforms to the requirements of USP-34 Specification.
Remark: we can do as your requirements.
The water treatment grade ACH used as flocculant in drinking water of Water Treatment Plant (WTP) and waste water of Effluent Treatment Plant (ETP).