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Merck

B9876

Sigma-Aldrich

四硼酸钠 十水合物

ReagentPlus®, ≥99.5%

别名:

硼砂 十水合物, 硼酸钠 十水合物

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About This Item

线性分子式:
Na2B4O7 · 10H2O
CAS号:
分子量:
381.37
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.21

agency

suitable for SM 4500 - NH3

產品線

ReagentPlus®

化驗

≥99.5%

形狀

powder

pH值

9.2 (10 g/L)

密度

1.73 g/mL at 25 °C (lit.)

儲存溫度

room temp

SMILES 字串

O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2

InChI

1S/B4O7.2Na.10H2O/c5-1-7-3-9-2(6)10-4(8-1)11-3;;;;;;;;;;;;/h;;;10*1H2/q-2;2*+1;;;;;;;;;;

InChI 密鑰

CDMADVZSLOHIFP-UHFFFAOYSA-N

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應用

四硼酸钠十水合物广泛用于制备pH值约为9.3的缓冲溶液。应用实例:
  • 作为缓冲液组分,用于市售片中硫胺及其磷酸酯的分离和测定。
  • 作为助熔剂,用于制备陶瓷化硅橡胶来源的复合材料。
  • 在纤维素纳米纤维和聚乙烯醇的反应中作为交联剂,用于合成多孔泡沫。

法律資訊

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

象形圖

Health hazardExclamation mark

訊號詞

Danger

危險聲明

危險分類

Eye Irrit. 2 - Repr. 1B

儲存類別代碼

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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