Description

Sodium erythorbate Production nameï&frac*4;šSodium erythorbate (Sodium D-Isoascorbate) Molecular formulaï&frac*4;šC6H7NaO6•H2O Molecular weightï&frac*4;š**6.*2 Descriptionï&frac*4;š m.p.**0℃.It is a white or slightly yellow crystalline powder or pallet, odorless, a little salty and dissolvable in water. In solid state it is stable in air. Its water solution is easily mutated when it meets with air, trace metal, heat and light. Quality Standard : Its quality is accorded with American Food Chemical Code (*****) Forth edition or the National Standard of People’s Republic of China( GB******7) (See attached table)。 Quality standard of Sodium erythorbate Item Index GB******7 *****.IV Exterior White or a slightly yellow crystalline pellet or powder White crystalline pellet or powder Content ï&frac*4;ž*8.0% ï&frac*4;ž*8.0% Specific Rotation [α] *5.5º~ *8.0º *5.5º~ *8.0º Clarity Up to standard Up to standard PH 5.5~8.0 5.5~8.0 Heavy Metal (Pb) ï&frac*4;œ0.**2% ï&frac*4;œ0.**1% Lead - ï&frac*4;œ0.***5% Arsenic ï&frac*4;œ0.***3% ï&frac*4;œ0.***3% Oxalate Up to standard Up to standard