Phenolphtalein ACS, 250 g

C₂₀H₁₄O₄ M.W : 318,32 CAS : 77-09-8 EC : 201-004-7 EC INDEX : 604-076-00-1 H : H350-H341-H361F P : P281-P308+P313-P405-P501 Specifications :

• Appearance A white / almost white powder
• Assay 98.0-101.0%
• Identification Conforms
• Loss on drying ? 0.5%
• Residue on roasting (SO₄) ? 0.1%
• Acidity or alkalinity Complies
• Chloride (Cl^-) ? 0.01%
• Thickness according to DIN 53105 Conforms
• Appearance of solution Passes test
• Heavy metals ? 0.001%
• Related substances ? 0.5%
• Sulfates (SO₄) ? 0.02%
• Thermal resistance
• Transition range pH 8.2-10
• colourless to red-violet
• Practically insoluble in water

packaging: plastic bottle, volume: 250 g, pcs per sales unit: PHEN-00D-250