This product can be used for titration analysis, qualitative and quantitative analysis, etc. It should be stored in a cool, ventilated place, sealed, and used within its expiration date. To obtain the product's Certificate of Analysis (COA), please visit www.howeipharm.com to view and download it.
Standard : GB/T 671-1998 化学试剂 硫酸镁
Product No. : CD100168
Product Name : Magnesium sulfate heptahydrate
Product Spec. : 分析纯 AR,≥99.0%
Packges : 100g 500g 1kg 25kg
分子式 : MgSO4 · 7H2O
分子量 : 246.47
EINECS 编号 : 231-298-2
MDL编号 : MFCD00149785
PubChem Substance ID : 24897188
CAS号 : 10034-99-8
颜色外观 Color Appearance : 白色晶体 White crystal
含量 Assay : ≥99.0%
pH 值 pH-value : 5.0~8.0
澄清度试验 Clarity of solution : 合格 pass
水中不溶物 Insoluble matter in water : ≤0.005%
氯化物 Chloride(Cl) : ≤0.0005%
砷 Arsenic(As) : ≤0.0001%
纳 Sodium(Na) : ≤0.005%
钙 Calcium(Ca) : ≤0.02%
锰 Manganese(Mn) : ≤0.001%
铁 Iron(Fe) : ≤0.0005%
重金属(以 Pb 计)Heavy metals(as Pb) : ≤0.0005%
熔点 Melting point : 1124°C
Shelf Life ： 730 Days
COA ： Have COA
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