1.06304

Spectromelt^® B 10

di-Sodium tetraborate

• 别名: Borax
• 经验公式（希尔记法）: B₄Na₂O₇
• CAS号: 1330-43-4
• 分子量: 201.22
• MDL號碼: MFCD00081185
• 分類程式碼代碼: 12352302
• 酶委員會索引編號: 215-540-4
• NACRES: NA.21

属性

• 等級: for X-ray fluorescence analysis
• 品質等級: 100
• 蒸汽壓力: 7.3 hPa ( 1200 °C)
• 化驗: ≥99.0% (acidimetric)
• 形狀: powder
• 效力: >2000 mg/kg LD₅₀, skin (Rabbit)
• pH值: 9.2 (20 °C, 25 g/L in H₂O)
• mp: 742 °C
• 溶解度: water: soluble 49.74 g/L at 20 °C (68 °F, Regulation (EC) No. 440/2008)
• 密度: 2.37 g/cm³ at 20 °C
• 體積密度: 700 kg/m³
• 負離子痕跡: chloride (Cl^-): ≤50 ppm; phosphate (PO₄^3-): ≤20 ppm; silicate (as SiO₂): ≤100 ppm; sulfate (SO₄^2-): ≤50 ppm
• 正離子痕跡: Ag: ≤5 ppm; Al: ≤10 ppm; Ba: ≤5 ppm; Ca: ≤10 ppm; Cd: ≤5 ppm; Co: ≤5 ppm; Cr: ≤5 ppm; Cu: ≤5 ppm; Fe: ≤10 ppm; Ga: ≤5 ppm; K: ≤10 ppm; Mg: ≤5 ppm; Mn: ≤5 ppm; Ni: ≤5 ppm; Pb: ≤5 ppm; Sr: ≤5 ppm; Zn: ≤5 ppm
• 儲存溫度: 2-30°C
• InChI: 1S/4B.2Na.7H2O.7O/h;;;;;;7*1H2;;;;;;;/q4*+3;2*+1;;;;;;;;7*-2
• InChI 密鑰: HJIQVKXMQOLFFS-UHFFFAOYSA-N

说明

分析報告

Assay (acidimetric): ≥ 99.0 %
Chloride (Cl): ≤ 50 ppm
Phosphate (PO₄): ≤ 20 ppm
Silicate (SiO₂): ≤ 100 ppm
Sulfate (SO₄): ≤ 50 ppm
Ag (Silver): ≤ 5 ppm
Al (Aluminium): ≤ 10 ppm
Ba (Barium): ≤ 5 ppm
Ca (Calcium): ≤ 10 ppm
Cd (Cadmium): ≤ 5 ppm
Co (Cobalt): ≤ 5 ppm
Cr (Chromium): ≤ 5 ppm
Cu (Copper): ≤ 5 ppm
Fe (Iron): ≤ 10 ppm
Ga (Gallium): ≤ 5 ppm
K (Potassium): ≤ 10 ppm
Mg (Magnesium): ≤ 5 ppm
Mn (Manganese): ≤ 5 ppm
Ni (Nickel): ≤ 5 ppm
Pb (Lead): ≤ 5 ppm
Sr (Strontium): ≤ 5 ppm
Zn (Zinc): ≤ 5 ppm
Loss on ignition (800 °C): ≤ 1.0 %
Bulk density: about 70

法律資訊

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

安全信息

• 象形圖: GHS08,GHS07
• 訊號詞: Danger
• 危險聲明: H319,H360FD
• 防範說明: P202 - P264 - P280 - P305 + P351 + P338 - P308 + P313 - P337 + P313
• 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