D-Ribose

Introduction of D-Ribose
Molecular Formula: C5H10O5
Molecular Weight: 150.13
CAS Number: 50-69-1
EINECS: 200-059-4
D-Ribose’s Usage:
D-Ribose is a kind of chemical product used in the synthesis of Vitamin B2 (Riboflavin), Tetra-O-Acetyl-Ribose and nucleoside etc, D-Ribose is also widely used as health product and food additives.
D-Ribose’s Packing:
Inside packing —edible polyethylene plastic film
Outside packing—Carton（Ф36*H54.5 cm）
Storage and Transportation of D-Ribose：
D-Ribose must be stored in dry, shady, cool and ventilated places, and D-Ribose cannot be mixed with poisonous. The temperature must be not higher than 30℃. Transportation methods of D-Ribose are the same as storage’s
Specification of D-Ribose:

ITEM	UNIT	STANDARD
Appearance		White or slight yellow crystals or crystalline powder
Assay (dry basis, HPLC)	%	97.0~102.0
Specific rotation [a]D20	°	-18.0~-22.0
Residue on Ignition (Sulfated)	%	0.1 MAX
Heavy metals	ppm	10 MAX
As	ppm	2 MAX
Impurities	%	1 MAX
Loss On Drying (in vacuum, 60℃, 3 hours)	%	0.5 MAX
Other saccharide		Not detectable (chromatographically)

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