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172572 硫酸镁 七个结晶水

extra pure, for tablewater FCC

同义词: bitter salt, epsom salt, sulfuric acid magnesium salt heptahydrate

172572
Purchase on Sigma-Aldrich

概述

Replacement Information

Products

产品目录编号包装 数量 / 包装
1.72572.9025 纤维纸箱 25 kg
描述
产品目录编号172572
同义词bitter salt, epsom salt, sulfuric acid magnesium salt heptahydrate
描述Magnesium sulfate heptahydrate
参考
产品信息
CAS号10034-99-8
EC号231-298-2
级别FCC
Hill配方MgO₄S * 7 H₂O
化学配方MgSO₄ * 7 H₂O
Molar Mass246.5 g/mol
HS代码2833 21 00
Quality LevelMQ300
应用
生物信息
理化信息
密度1.68 g/cm3 (20 °C)
熔点1124.0 °C
pH值5.0 - 8.0 (50 g/l, H₂O)
蒸汽压力0.133 hPa (20 °C)
容积密度900 kg/m3
溶解度710 g/l
尺寸
材料信息
毒性学信息
GHS安全信息
RTECSOM4508000
储存类别10 - 13 其它液体及固体
WGKWGK 1 轻度的水危害
一次性14
无机盐类: 第I类. 该盐类的中性溶液:第D类. 在归入第D类之前, 以广用试纸(编号: 109535)测定pH值.
安全信息
产品使用声明
储存和货运信息
储存于 +2°C 到 +30°C储存.
包装信息
运输信息
补充信息
规格
Appearance of the substancecolorless to white crystals
Assay / (complexometric; calculated on dried substance)99.5 - 100.5 %
Identity (wet chemistry)passes test
Appearance of solution (10 % in water)clear and colorless
Water-insoluble matter≤ 200 mg/kg
Acidity or alkalinityconforms
Alkalinity (0.01 M HCl/1g)conforms
Acidity (0.01 M NaOH/1g)conforms
pH-value (5 %; water)5.0 - 8.2
Bromide (Br)≤ 5 mg/kg
Chloride (Cl)≤ 140 mg/kg
Fluoride (F)≤ 10 mg/kg
Nitrate (NO₃)≤ 40 mg/kg
Phosphate (PO₄)≤ 10 mg/kg
Heavy metals (as Pb)≤ 10 mg/kg
Al (Aluminium)≤ 1 mg/kg
As (Arsenic)≤ 2 mg/kg
Ca (Calcium)≤ 100 mg/kg
Cu (Copper)≤ 10 mg/kg
Fe (Iron)≤ 20 mg/kg
Hg (Mercury)≤ 1 mg/kg
K (Potassium)≤ 1000 mg/kg
Na (Sodium)≤ 0.3 %
Pb (Lead)≤ 4 mg/kg
Se (Selenium)≤ 30 mg/kg
Zn (Zinc)conforms
Loss on drying (450 °C)48.0 - 52.0 %
Residual solvents (ICH Q3C)Excluded by production process
Odournot tested / typical substance properties
Tastenot tested / typical substance properties
Corresponds to FCC
Global Trade Item Number
产品目录编号 GTIN
1.72572.9025 04022536919249

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