... : Uniformity white crystals or crystalline powder itemGB/T8967-2000/FCCIVSpecificationsPurity99%,95%,90%,80%,70%,60%,50% or as per requestedAppearancewhite crystals ... or crystalline powderState of solution (transmittance)≥99%Specific rotation [α]+24.8~+25.3°Loss on drying≥0 ...