Test items Index Shape Lump Sodium cyanide (NaCN) % ≥98.0 Sodiun hydroxide (NaOH) % ≤0.5 Sodium carbonate (Na2CO3) % ≤0.5 Water (H2O) % ...
Test items Index Shape Lump Potassium cyanide (KCN) % ≥99.0 Potassium hydroxide(KOH) % ≤0.3 Potassium carbonate(K2CO3)% ≤0.4 Potassium formate (KOOCH)% ≤0.9 Chloride ...
Test items Index Isocyanate % ≥99.0 Saponifiable chlorine % ≤0.01 Chlorine % ≤0.04 Crystallizing point℃ % 5.0-6.5 Chromaticity (Ha...
Main content Other impurities Arsenic trioxide Iron Lead Chlorine Chromium Cadmium Water As2O3 Fe Pb Cl Cr Cd H2O ≥ ≤ ≤ ≤ ≤ ≤ ≤ 99.90% 0.01% 0.01% 0.00% 0.00% 0.00% 0.05%
Model Hydroxyl value Water content Acid value pH value Potassium Chromaticity Viscosity Degree of unsaturation mgKOH/g % mgKOH/g mg/Kg APHA mPa.s/25℃ mol/Kg GEP-560S 54.0-58.0 ≤0.08 ≤0.05 ...
Test items Index Methylene Chloride % ≥99.95 Water % ≤0.01 Acid (HCl) % ≤0.0004 Chromaticity Hazen Unit(Pt-Co Color) ...
Class 1 Class 2 Class 3 Test items Superior grade A first-rate product Acceptable product A first-rate product Acceptable product Sodium Sulphide (Na2S) % ≥ 60 60 60 60 60 65...
Project Name Quality indicators Superior grade First grade Shape White or light gray powder DL-Methionine % ≥ 99 98.5 Loss on drying % ≤ 0.3 0.5 Chloride (as NaCl...
Test items Index Thiourea % ≥ 99 Heating Loss % ≤ 0.4 Ash % ≤ 0.1 Water insoluble matter % ≤ 0.02 Thiocyanate % ...
Test items Refined High-purity grade Food-grade Industrial-grade Sodium metabisulfite % ≥ 98.5 98 97.5 97.0 Iron Fe % ≤ 0.0005 0.001 0.0015 0.002 Water insoluble matt...
