Sodium Hydrosulfite Name:Sodium hydrosulfiteFormula:Na2S2O4 Appearance: white crystalline powder Bouquet: no odor or with so2 odourPacking: 1) with double packing seal,
carbon black Jane 2010 1 15th ITEMCARBON BLACKN220CARBON BLACKN330CARBON BLACKN550CARBON BLACKN660Loding Absorption Number (g/Kg)114-12877-8739-4732-40Absorption
Stearic acid Stearic acid StearicAcid standar:GB9103-88 ITEMS 200type 400type 800type Iodinevalueg/I2100g≤ 2.0 4.0 8.0 SaponificationnumbermgKOH/g 206-211 203-
Boric Acid English Name: Boric Acid Molecular Formula: H3BO3 Molecular Weight: 61.83Item IndexBoric Acid(H3BO3)99.60-100.8Water Insoluble≤0.010Sulfate(SO4)&l
zinc sulphate Zinc sulphate mono HS: 28332930 CAS NO:. 7446-19-7 PACKING: 25kg/pp woven bag Standard: HG/2934-2000 Product characters: White granular Testing Items
Zinc Oxide 99.7% Zinc Oxide Item IndexContent (ZnO)% 99Min 99.5Min 99.7Min MnO% 0.003 max0.0005Max 0.0004Max PbO% 0.001 max 0.05Max 0.037Max CuO% 0.0004 max 0.0005Max
Potassium carbonate Potassium carbonate Index Name / Standard / grade Premium grade First grade Qualified product Potassium carbonate (K2CO3)% ≥ 99.00 98.50 96.00 Chl
Light magnesium oxide The formula: MgOMolecular weight: 40.32Properties: white light, loose powderProduct index project project numerical valuesIndex of category nameIndex
Calcium carbide Calcium carbide quality standards Specification: Item Superior Class First Class Qualified Class Gas Yield (L/KG) 300 min 280 min 260 min PH3 %(v/v)
Formic Acid 85%,90%. Formic Acid 85%/90% specification: ITEMSTANDARDSTANDARDCONTENT%≥90.0≥85.0Chloride(Cl-)%≤0.003≤0.005Sulphate (SO42-)%≤0.001≤0.002Iro
