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.
Отправить запрос, связаться с поставщиком
Другие товары поставщика
 |
Износостойкий стальной шар | Forged grinding steel balls Size Surface Core DIA 40-60 mm HRC60-64 HRC59-63 DIA 70-80 mm HRC60-64 HRC58-62 DIA 90-100 mm HRC60-64 HRC57-6... |
 |
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... |
 |
2,4-Толуилендиизоцианат | Test items Index Isocyanate ％ ≥99.0 Saponifiable chlorine ％ ≤0.01 Chlorine ％ ≤0.04 Crystallizing point℃ ％ 5.0-6.5 Chromaticity （Hazen... |
 |
Сульфат аммония | Test items Index Exterior White crystalline Nitrogen ％ ≥ 21 Water (Ｈ2Ｏ) ％ ≤ 0.2 free carbonic acid (H2SO4)％ ≤ 0.03 Iron (Fe) ％ ≤ 0... |
 |
Калия бихромат | Item Index Potassium dichromate （K2Cr2o7） % ≥ 99.7 Chlorides (Cl)% ≤ 0.05 Insoluble ≤ 0.02 Sulfates ( SO4-2) % ≤ 0.02 Na+ % ≤ 0... |
