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 664-2011 化学试剂 七水合硫酸亚铁（硫酸亚铁）
Product No. : CD100163
Product Name : Iron(II) sulfate heptahydrate
Product Spec. : 分析纯 AR,≥99%
Packges : 100g 500g 1kg 25kg
分子式 : FeSO4 · 7H2O
分子量 : 278.01
EINECS 编号 : 231-753-5
MDL编号 : MFCD00149719
PubChem Substance ID : 24852893
CAS号 : 7782-63-0
颜色外观 Color Appearance : 浅蓝绿色结晶 Light blue-green crystals
含量 Assay : ≥99%
水不溶物 Insoluble matter in water : ≤0.005%
氯化物 Chloride(Cl) : ≤0.001%
总氮量 Total nitrogen(N) : ≤0.001%
磷酸盐 Phosphate(PO4) : ≤0.0005%
砷 Arsenic(As) : ≤0.0002%
锰 Manganese(Mn) : ≤0.05%
高铁 Ferric(Fe(III)) : ≤0.02%
铜 Copper(Cu) : ≤0.002%
锌 Zinc(Zn) : ≤0.005%
铅 Lead(Pb) : ≤0.002%
氨水不沉淀物(以硫酸盐计)Substance not deposit in ammonia(as SO4) : ≤0.05%
熔点 Melting point : 64 °C
Shelf Life ： 730 Days
COA ： Have COA
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