Carmine (C.I. 75470) MIC

Description

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

P: P102+P202  

[expand title=”SHOW SPECIFICATIONS” tag=”h6″]

• 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.

[/expand]