Сульфид натрия
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
Sodium sulfite (Na2SO3) % ≤ 2 - - - - -
Thiosulfuric acid (Na2S2O3)% ≤ 2 - - - - -
Iron (Fe) % ≤ 0.03 0.12 0.2 0.003 0.005 0.08
Sodium carbonate (Na2CO3) % ≤ 3.5 5 - 2 3 4
Water insoluble matter % ≤ 0.2 0.4 0.8 0.05 0.1 0.3
Industrial sodium sulfide into three categories: one for ordinary sodium sulfide (commonly known as red alkali); Class 2 low iron sodium sulfide (commonly known as the yellow base); three types of high levels of sodium sulfide.
Packaging: 25kg、40kg、1000kg weaving.
Другие товары поставщика
|
Сульфид натрия |
Class 1 Class 2 Class 3
Test items Superior grade A first-rate product Acceptable product A first-rate product Acceptable product
Sodium Sulphi... |
|
Полиэ фирполиол |
Model Hydroxyl value Water content Acid value pH value Potassium Chromaticity Viscosity Degree of unsaturation
mgKOH/g % mgKOH/g mg/Kg APHA mPa.s/... |
|
Смола-специфической адсорбции золота |
Indicator Parameter
Functional group -N+(CH3) 2H2O
Appearance Milky white opaque sphere
Finished form CLˉ
Moisture content % 45-55
Weigh... |
|
фосфат цинка |
Project Medicine raw material special-purpose Feed additive special-purpose Sweetening agent special-purpose Rubber special-purpose Paint special-p... |
|
Калия цианид |
Test items Index
Shape Lump
Potassium cyanide (KCN) % ≥99.0
Potassium hydroxide(KOH) % ≤0.3
Potassium carbonate(K2CO3)% ≤0.4
Potassi... |
Все товары поставщика
Похожие товары