C₂₅H₃₀ClN₃
Gentian violet
M.W: 407,99   CAS: 548-62-9  EC: 208-953-6  TARIC: 32041300
EC INDEX: 612-204-00-2  
UN: 3077  IMDG: 9 III UN 3077  ADR: 9 III UN 3077   IATA: 9 III UN 3077  

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• Appearance Dark Green Crystals/Powder
• Assay 96 – 100.5%
• Identification A passes test
• Water (H₂O) ? 7.5%
• Residue on ignition ? 1.5%
• Insolubility in Ethanol (CH₃CH₂OH) ? 1.0%
• Arsenic (As) ? 0.001%
• Lead (Pb) ? 0.003%
• Zinc (Zn) ? 0.05%

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CAS: 8002-74-2  EC: 232-315-6  

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• Melting range 56 – 58°C
• Oil content ? 0.15%
• Storage temperature 15 – 25°C

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TARIC: 32041400

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• Appearance Reddish
• Blood smear staining or medullary smear staining.

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TARIC: 32041900

UN: 1230  IMDG: 3 (6.1) II UN 1230  ADR: 3 (6.1) II UN 1230 (D/E)  IATA: 3 (6.1) II UN 1230  

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• Appearance/color Blue liquid
• Absorption maximum ?₁ (1:250 MeOH) ? 627nm
• Suitability for microbiology

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C₄₄H₃₇AlCaO₂₇·3H₂O
Alum lacquer of carminic acid
M.W: 492.38  CAS: 1390-65-4  EC: 215-724-4  TARIC: 32030090

P: P102+P202  

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• Appearance Dark pink to red powder
• Assay 50 – 55%
• Loss on drying ? 20%
• Lambda max in 0.1N Sodium Hydroxide (NaOH) 531 – 563nm
• Residue on calcination ? 12%
• Arsenic (As) ? 0.0001%
• Lead (Pb) ? 0.001%
• Suitable for use in Orth’s Lithium carminic technique.

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