四硼酸钠, anhydrous ≥98%, AnalaR NORMAPUR®
供应商: VWR Chemicals
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Danger
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Synonyms:
Borax,熔融
VWRC87097.230EA
1356
CNY
VWRC87097.230
VWRC87097.290
VWRC87097.460
四硼酸钠, anhydrous ≥98%, AnalaR NORMAPUR®
四硼酸钠
分子式:
Na₂B₄O₇ 分子量: 201.22 g/mol 沸点: 1575 °C (1013 hPa) 溶点: 742 °C 密度: 2.38 g/cm³ (20 °C) 存储条件: Ambient |
MDL编号:
MFCD00081185 CAS号: 1330-43-4 EINECS: 215-540-4 REACH: 01-2119490790-32 Merck Index: 12,08733 |
产品技术规格
Assay (acidimetric) | min. 98 % |
Insoluble in water | max. 0,05 % |
Chlorides (Cl) | max. 0,05 % |
Phosphates (as PO4) | max. 0,005 % |
Sulfates (SO4) | max. 0,05 % |
Calcium (Ca) | max. 0,02 % |
Copper (Cu) | max. 0,005 % |
Heavy metals (as Pb) | max. 0,005 % |
Iron (Fe) | max. 0,005 % |
Lead (Pb) | max. 0,005 % |
Magnesium (Mg) | max. 0,02 % |
Nickel (Ni) | max. 0,005 % |
Potassium (K) | max. 0,05 % |
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