1.06304

Spectromelt^® B 10

di-Sodium tetraborate

• 동의어(들): Borax
• 실험식(Hill 표기법): B₄Na₂O₇
• CAS Number: 1330-43-4
• Molecular Weight: 201.22
• MDL number: MFCD00081185
• UNSPSC 코드: 12352302
• EC 인덱스 번호: 215-540-4
• NACRES: NA.21

속성

• Grade: for X-ray fluorescence analysis
• Quality Level: 100
• vapor pressure: 7.3 hPa ( 1200 °C)
• 분석: ≥99.0% (acidimetric)
• 형태: powder
• 효능: >2000 mg/kg LD₅₀, skin (Rabbit)
• pH: 9.2 (20 °C, 25 g/L in H₂O)
• mp: 742 °C
• solubility: water: soluble 49.74 g/L at 20 °C (68 °F, Regulation (EC) No. 440/2008)
• density: 2.37 g/cm³ at 20 °C
• 벌크 밀도: 700 kg/m³
• 음이온 미량물: chloride (Cl^-): ≤50 ppm; phosphate (PO₄^3-): ≤20 ppm; silicate (as SiO₂): ≤100 ppm; sulfate (SO₄^2-): ≤50 ppm
• 양이온 미량물: 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
• 저장 온도: 2-30°C
• InChI: 1S/4B.2Na.7H2O.7O/h;;;;;;7*1H2;;;;;;;/q4*+3;2*+1;;;;;;;;7*-2
• InChI key: HJIQVKXMQOLFFS-UHFFFAOYSA-N

설명

분석 메모

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

법적 정보

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

안전성 정보

• 픽토그램: GHS08,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H319,H360FD
• 예방조치 성명서: P202 - P264 - P280 - P305 + P351 + P338 - P308 + P313 - P337 + P313
• Hazard Classifications: Eye Irrit. 2 - Repr. 1B
• Storage Class Code: 6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable