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1787-61-7

  • Product Name:Eriochrome Black T
  • Molecular Formula:C20H12N3NaO7S
  • Purity:ind
  • Appearance:Brownish-black to black Powder
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Product Details

Appearance:Brownish-black to black Powder

Throughput:100|Kilogram|Month

pd_productuse:intermediate

Delivery Time:large stock

Purity:ind

Eriochrome Black T Chemical Properties
density     1.109 g/mL at 25 °C
Fp     185 °C
storage temp.     Store at RT.
solubility     50g/l
form     Powder/Solid
pka    pK1:6.3;pK2:11.55 (25°C)
Colour Index     14645
color     Brownish-black to black
Specific Gravity    1.109
Odor    Odorless
PH    3.7 (10g/l, H2O, 20℃)
Water Solubility     50 g/L (20 ºC)
Merck     14,3667
BRN     4121162
Stability:    Stable. Incompatible with strong oxidizing agents, strong reducing agents.
CAS DataBase Reference    1787-61-7(CAS DataBase Reference)
EPA Substance Registry System    C.I. Mordant Black 11, monosodium salt (1787-61-7)

Safety Information
Hazard Codes     Xi
Risk Statements     36-36/37/38-36/38
Safety Statements     39-26-37/39-24/25
RIDADR     3077
WGK Germany     2
RTECS     QK2197000
TSCA     Yes
HazardClass     6.1
PackingGroup     III
HS Code     32041900
Toxicity    LD50 oral in rat: 17590mg/kg