Сульфат натрия безводный
Test items Food-grade High-purity grade Industrial-grade
Sodium sulfite (Na2SO3) % ≥ 97 98 97
Iron Fe % ≤ 0.001 0.001 0.003
Free Alkali (Na2CO3) % ≤ 0.4 0.05 0.1
Lead Pb % ≤ 0.0005 0.0001 --
Arsenic As % ≤ 0.0002 0.0001 --
Definition Clarification Clarification --
Water insoluble matter % ≤ -- -- 0.02
Sulfate (Na2SO4 ) % ≤ -- -- 2.5
Chloride (NaCl) % ≤ -- -- 0.1
Packaging: 25kg、50kg、1000kg Weaving.
Другие товары поставщика
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Стеклянныхчешуек |
一、Ingredients:
Acid alkali glass.
二、Performance:
1、Anti-corrosion medium penetration.
2、Improve the mechanical strength.
3、Lower lining c... |
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Полиэфирполиол |
型号 羟值 水分 酸值 pH值 钾 色度 黏度 不饱和度
mgKOH/g % mgKOH/g mg/Kg APHA mPa.s/25℃ mol/Kg
GEP-560S 54.0-58.0 ≤0.08 ≤0.05 5-7 ≤3 ≤50 400-600 -
GSE-3... |
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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 Sulphid... |
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Алюминиевые триполифосфата |
Model APW-1 APW-2 ATP
Phosphorus pentoxide(%) ≥ 42.5-46.5 35.0-40.0 64-68
Aluminum oxide(%) ≤ 11.0-15.0 9.5-13.5 13-17
Silica(%) ≤ 13.5... |
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2,4-Толуилендиизоцианат |
Test items Index
Isocyanate % ≥99.0
Saponifiable chlorine % ≤0.01
Chlorine % ≤0.04
Crystallizing point℃ % 5.0-6.5
Chromaticity (Hazen... |
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