Калия бихромат
Item Index
Potassium dichromate (K2Cr2o7) % ≥ 99.7
Chlorides (Cl)% ≤ 0.05
Insoluble ≤ 0.02
Sulfates ( SO4-2) % ≤ 0.02
Na+ % ≤ 0.03
Moisture % ≤ 0.5
Package: 50kg plastic woven bag with plastic bag inner
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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... | |
| 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 (N... | |
| Триоксид мышьяка | Main content Other impurities Arsenic trioxide Iron Lead Chlorine Chromium Cadmium Water As2O3 Fe Pb Cl Cr Cd H2O ≥ ≤ ≤ ≤ ≤ ≤... | |
| оксид цинка | Test items Indirect method Direct method Zinc oxide(counted by dried substances )% ≥ 99.7 99.5 Metal ( Zn ) % ≤ None None Lead oxide( Pb ... | |
| Карбонат натрия | Item Index Concentrated sulfuric acid Fuming sulfuric acid Sulphuric acid(H2SO4)% ≥ 92.5or98.0 - Free sulfur trioxide(SO4)% ≥ - 20.0or25.... |
















