HG/T 3786-2014
HG/T 3786-2005
Zirconium sulfate for industrial sue
JB/T 9552.6-1999
GB/T 13216.8-1991
Test methods for glycerines—Determination of sulphated ash—Gravimetric method
SN/T 0839.3-1999
JB/T 9552.2-1999
UNE 84005:1979
GLYCERINES FOR COSMETIC USE. DETERMINATION OF SULPHATED ASH. GRAVIMETRIC METHOD
BS 5711-7:1979
Methods of sampling and test for glycerol. Determination of sulphated ash: gravimetric method
ISO 1616:1976
Glycerines for industrial use — Determination of sulphated ash — Gravimetric method