中国品牌·金沙9001w(以诚为本)-最新GREENMAX

SZSE:002741
Chemical Reagents
D-Xylose COA Report
  • CAS No.: 58-86-6
  • Molecular weight:150.13
  • Aliases:Wood sugar
  • Molecular formula:C5H10O5
  • EC No.:200-400-7
  • HS-No:2940000000
Information
Specification category:
Product No. Product name specifications
1.18303.010 D-Xylose BR25g
Characteristic: Appearance and properties:Colorless to white needle crystal or crystalline powder, slight odor and a refreshing sweetness. Dextral light and variable optical activity. Sweetness of sugar is about 40%, a presence in the sawdust, straw, corn cobs and other five-carbon sugar that can restore warm Fehling's solution. The body can not digest, can not use
Melting point(℃)(℃):144~145
Relative density(water=1) (water=1):1.525
Solubility:Soluble in water(125g/100mL)、Pyridine and hot ethanol,Slightly soluble inCold ethanol
Technical indicators:
Item BC
Specific rotation[α]20D +18.5o~+19.5o
Residue on ignition(as SO4) ≤0.1%
Clarity test of solution Pass
Free acid (as CH3COOH) ≤0.015%
Chloride(Cl) ≤0.003%
Sulfate(SO4) ≤0.005%
Heavy metals(as Pb) ≤0.001%
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