硫酸镁七水合物 99,5, AnalaR NORMAPUR® zA
供应商: VWR Chemicals
Synonyms:
泻盐
VWRC25165.292EA
685
CNY
VWRC25165.292
VWRC25165.361
VWRC25165.260
硫酸镁七水合物 99,5, AnalaR NORMAPUR® zA
硫酸镁七水合物
分子式:
MgSO₄·7H₂O 分子量: 246.48 g/mol 溶点: 1124 °C 密度: 2.66 g/cm³ (20 °C) |
MDL编号:
MFCD00149785 CAS号: 10034-99-8 Merck Index: 13,05715 |
产品技术规格
Assay | Min. 99.5 % |
Solution in water | Passes test |
Acidity or alkalinity | Max. 0.001 meq/g |
pH (25°C; 5 %) | 5.0 - 8.0 |
Alkaline metals (as SO4) | Max. 0.05 % |
Heavy metals (as Pb) | Max. 5 ppm |
Insolubility in water | Max. 50 ppm |
Total N (Nitrogen) | Max. 20 ppm |
Cl (Chloride) | Max. 5 ppm |
NH4 (Ammonium) | Max. 20 ppm |
NO3 (Nitrate) | Max. 10 ppm |
PO4 (Phosphate) | Max. 10 ppm |
As (Arsenic) | Max. 2 ppm |
Ca (Calcium) | Max. 50 ppm |
Cu (Copper) | Max. 2 ppm |
Fe (Iron) | Max. 1 ppm |
K (Potassium) | Max. 10 ppm |
Mn (Manganese) | Max. 5 ppm |
Na (Sodium) | Max. 10 ppm |
Pb (Lead) | Max. 5 ppm |
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