杏彩体育

SZSE：002741
杏彩体育:
Chemical Reagents
  • CAS No.：14641-93-1
  • Molecular weight：342.30
  • Aliases：4-O-beta-D-Galactopyranosyl-alpha-D-glucopyranose
  • Molecular formula：C12H22O11
  • EC No.：238-691-8
  • HS-No：1702190000
Information
Specification category：
Product No. Product name specifications
1.18301.010 α-Lactose AR500g
Characteristic： Appearance and properties:Monoclinic crystals with a faint sweetness
Melting point(℃):201-202
Solubility:Soluble in water,Slightly soluble inMethanol, ethanol,disoluble inEther and chloroform
Technical indicators：
Item AR
Spec.rottion,α20/D +52.20~+52.80
Clarity of solution Pass
Insoluble matter in water ≤0.005%
Acidity(as CH3COOH) ≤0.2
Loss on drying ≤0.5%
Residue on ignition(as SO4) ≤0.05%
Total nitrogen(N) ≤0.005%
Iron(Fe) ≤0.001%
Heavy metals(as Pb) ≤0.0005%
Fat ≤0.01%
Dextrins and starch Pass
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