L-Arabinose,pectin sugar,gum sugar,pectinose,arabitol, ... accumulation Quality Standard Item Index Identification White crystalline powder L-Arabinose content?? ≥99.0 Water content????? ≤1.0 ... Heavy metals? ≤10 Arsenic Quality StandardItemIndexIdentificationWhite crystalline powderL-Arabinose content??≥99.0Water content?????≤1.0Ash content????≤0.1Melting ... ?????≤0.5Heavy metals?≤10Arsenic≤3 L-Arabinose