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di-Sodium tetraborate decahydrate 99.0-105.0%, GenAR® NF for biotechnology, Macron Fine Chemicals™
Catalog # 7792-88
CAS Number:  
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di-Sodium tetraborate decahydrate 99.0-105.0%, GenAR® NF for biotechnology, Macron Fine Chemicals™
Catalog # 7792-88
CAS Number:  

Specifications

  • Pack type:
    PE pail, screw top
  • Pk:
    12 kg
  • Seq:
    4187
  • Environmentally Preferable:

Specifications

Specification Test Results

  • Preserve in Tight Containers:
    99.0 - 105.0%
  • CAUTION: For Manufacturing, processing or repackaging:
    Passes Test
  • Bulk Pharmaceutical Chemical:
    Passes Test
  • NF - Assay (Na₂B₄O₇·10H₂O):
    99.0 - 105.0 %
  • NF - Carbonate and Bicarbonate:
    Passes Test
  • NF - Identification A:
    Passes Test
  • NF - Identification B:
    Passes Test
  • EP/BP - Assay (Na₂B₄O₇·10H₂O):
    99.0 - 103.0 %
  • EP/BP - Identification A:
    Passes Test
  • EP/BP - Identification B:
    Passes Test
  • EP/BP - Identification C:
    Passes Test
  • EP/BP - Appearance of Solution:
    Passes Test
  • EP/BP - pH of 4% Solution at 25°C:
    9.0 - 9.6
  • EP/BP - Sulfate (SO₄):
    ≤50 ppm
  • EP/BP - Ammonium (NH₄):
    ≤10 ppm
  • EP/BP - Arsenic (As):
    ≤5 ppm
  • EP/BP - Calcium (Ca):
    ≤100 ppm
  • JP - Assay (Na₂B₄O₇·10H₂O):
    99.0 - 103.0 %
  • JP - Arsenic (As):
    ≤5 ppm
  • JP - Identification A:
    Passes Test
  • JP - Identification B:
    Passes Test
  • JP - pH (1 in 20):
    9.1 - 9.6
  • JP - Clarity and Color of Solution:
    Passes Test
  • JP - Carbonate and Bicarbonate:
    Passes Test
  • JP - Heavy Metals (as Pb):
    ≤20 ppm

Specification Test Results

About this item

Synonyms: Borax tetra, Sodium tetraborate decahydrate, Sodium Borate decahydrate
 :
 :381.37 g/mol
Merck Index:13,08662
Boiling Pt:320 °C (1013 hPa)
Melting Pt:75 °C
Density:1.73 g/cm³
EINECS:215-540-4
REACH:01-2119490790-32
 :GHS07
 :GHS08
Storage Temperature:Ambient
CAS Number:1303-96-4
Formula:Na₂B₄O₇·10H₂O
MDL Number:MFCD00149193