别名
Gamma PGA, Sodium hyaluronate
Product name
Polyglutamic acid
Appearance
White to off white granular or powder, no Agglomeration
Loss on drying (105℃, 2h)
≤8%
Molecular wt (Da)
2K Da~2,000K Da
Viscosity (1% ,60rpm)
≥90mPa.s
Transmittance (5g/L, 400nm)
≥95.0%
pH value (10g/L, 25℃)
5.0-7.5
Heavy metals (Pb)
≤20mg/kg