Phenolpthalein (PP) Indicator @ 25 gr 1.07233.0025 Merck 107233.0025

Phenolpthalein (PP) Indicator @ 25 gr 1.07233.0025 Merck 107233.0025 Descriptions : Phenolphthalein MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents Catalogue Number 107233 Product Information CAS number 77-09-8 EC index number 604-076-00-1 EC number 201-004-7 Grade ACS,Reag. Ph Eur Hill Formula CHO Molar Mass 318.32 g/mol HS Code 2932 20 10 Applications Application Phenolphthalein indicator ACS,Reag. Ph Eur. CAS 77-09-8, molar mass 318.32 g/mol. Physicochemical Information Density 1.296 g/cm3 (20 C) Melting Point 263.7 C Vapor pressure 0 .00001 Pa (50 C) Bulk density 350 - 450 kg/m3 Solubility 3.36 mg/l Specifications Identity (UV/VIS-Spectrum) passes test Appearance White to yellowish white powder Clarity of the alkoholic solution (10g/l ethanol) passes test Absorption maximum max. (buffer pH 9.8) 551 - 554 nm Spec. Absorptivity A 1%/1cm (max; 0.01g/l; buffer pH9.8; calculated on dried substance) 700 - 750 Transition range pH 8.2 - pH 9.8 almost colorless - red-violet Transition range (according to ACS) passes test Transition interval (according Reag. Ph. Eur.) passes test Loss on drying (105C) 1 %