Ascorbic Acid:

Specifications:Characteristics: white crystalline powderIdentification: positive reactionMelting point: 191-192pH: 2.2-2.5Clarity of solution: clearColor of solution: BY7 max. Copper: 5ppm max. Heavy metal: 3ppm max. Iron: 2ppm max. Oxalic acid: 0.2% max. Sulphate ash (residue on ignition): 0.1% max. Specific optical rotation: +20.5 ~ +21.5 degrees Organic impurity: pass Assay: 99.0-100.0%

Ascorbic Acid