CH₃COCH₃
Dimethyl ketone, 2-Propanone
Restriction: Drugs precursors Cat.3 + Explosives precursors
M.W: 58.08  CAS: 67-64-1  EC: 200-662-2  TARIC: 29141100
EC INDEX: 606-001-00-8  
UN: 1090  IMDG: 3 II UN 1090  ADR: 3 II UN 1090 (D/E)  IATA: 3 II UN 1090  

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• ACS Specification passes test
• Ultraviolet spectrophotometry
• UV-Absorbance maximum limit (330 nm) ? 1.00
• UV-Absorbance maximum limit (340 nm) ? 0.06
• UV-Absorbance maximum limit (350 nm) ? 0.01
• Ultraviolet Cutoff ? 330nm
• Assay ? 99.7%
• Colour (Hazen) ? 10
• Water (H₂O) by Karl – Fischer ? 0.25%
• Residue on evaporation ? 0.0001%
• Titratable acid ? 0.0003mEq/g
• Titratable base ? 0.0006mEq/g
• Solubility in water (H₂O) passes test
• Substances reducing KMnO₄ passes test
• Aldehydes ? 0.002%
• Methanol (CH₃OH) ? 0.05%
• 2-Propanol (Isopropanol) ? 0.05%
• Alkalinity ? 0.0006meq/g
• Acidity (Acetic acid (CH₃COOH)) ? 0.0005meq/g
• Non-volatile matter ? 0.0005%
• UV – transmission (1 cm, water) at 335 nm ? 50%
• UV – transmission (1 cm, water) at 340 nm ? 85%
• UV – transmission (1 cm, water) at 350 nm ? 98%
• UV – transmission (1 cm, water) at 355 nm ? 99%

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