D(-)-Sorbitol for molecular biology

D(-)-Sorbitol for molecular biology
Content: 1 KGM
Physical Description:
Solid
Specification: DNases/RNases/Proteases: not detectable
Assay (HPLC, dried subst.): 97.0 - 102.0 %
a20°C/D; 10 %, borate complex: 4.0° - 7.0°
Appearance of solution: passes test
Heavy metals (as Pb):?max. 0.001 %
Sulfated ash:?max. 0.1 %
Water (K.F.):?max. 1.5 %
Chloride:?max. 0.005 %
Sulfate:?max. 0.01 %
As:?max. 0.0003 %
Ni:?max. 0.0001 %
Pb:?max. 0.00005 %