硼酸 99.8-100.5%, AnalaR NORMAPUR® analytical reagent
供应商: VWR Chemicals
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Danger
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Synonyms:
Boron trihydroxide, Boron hydroxide, Boric acid, Boracic acid
VWRC20185.297EA
607
CNY
VWRC20185.297
VWRC20185.360
VWRC20185.260
VWRC20185.460
硼酸 99.8-100.5%, AnalaR NORMAPUR® analytical reagent
硼酸
分子式:
B(OH)₃ 分子量: 61.83 g/mol 沸点: 185 溶点: 160 密度: 1.44 g/cm³ (25 °C) 存储条件: Ambient |
MDL编号:
MFCD00011337 CAS号: 10043-35-3 EINECS: 233-139-2 REACH: 01-2119486683-25 Merck Index: 13,01326 |
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产品技术规格
Assay | 99.8 - 100.5 % |
Organic impurities | Passes test |
Solution in water | Passes test |
Heavy metals (as Pb) | Max. 5 ppm |
Insolubility in methanol | Max. 50 ppm |
Insolubility in water | Max. 50 ppm |
Non-esterifiable impurities | Max. 0.1 % |
Non-volatile with methanol/HCl | Max. 0.05 % |
NH4 (Ammonium) | Max. 20 ppm |
Cl (Chloride) | Max. 3 ppm |
PO4 (Phosphate) | Max. 5 ppm |
SO4 (Sulphate) | Max. 5 ppm |
As (Arsenic) | Max. 0.5 ppm |
Ca (Calcium) | Max. 20 ppm |
Cu (Copper) | Max. 2 ppm |
Fe (Iron) | Max. 1 ppm |
Mg (Magnesium) | Max. 5 ppm |
Pb (Lead) | Max. 5 ppm |
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