| post date: | dec 22,2021 |
| expiry date: | jun 20,2022 |
| detailed description: |
cas no. :546-93-0;13717-00-5
quantity: 500metric tons specs:40~44 payment method: lc at sight or tt advance items specification physical state white odorless powder bulk density g/cm3 0.4-0.7 magnesium oxide % 40-44 calcium oxide (cao)％≤ 0.60 chloride as c1ˉ％≤ 0.10 sulphates as [so4]2-％≤ 0.6 soluble salt％≤ 1.0 acid insolubles％≤ 0.05 heavy metal(pb) mg/kg ≤ 10 arsenic mg/kg ≤ 3 pb (ppm) ≤ 1 iron as fe％≤ 0.02 hg(ppm) ≤ 0.5 colony count cfu/g ≤ 1000 mold and yeast cfu/g ≤ 25 coliform group mpn/g ≤ 0.92 usage mainly used in fine chemical industry to produce chemical reagents,used as reinforcing agent and filler in rubber; additive and magnesium compensator in food. |
| cas registry number: | 546-93-0;13717-00-5 |
| synonyms: | ;magnesite;australian magnesite;giobertite;magnesite (mg(co3));magnesite dust;magnesium carbonate,light;carbonic acid, magnesium salt;carbonic acid, magnesium salt (1:1);magnesium basic carbonate;magnesium carbonate, basic;magnesium(ii) carbonate (1:1);c.i. 77713;magnesium carbonate [usan];magnesium carbonate anhydrous; |
| molecular formula: | mgco3 |
| molecular weight: | 84.31 |
| molecular structure: | 
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