GB/T 19421.6-2003 Test methods of crystalline layered sodium disilicate-Gravimetric methods for determination of the loss on ignition (English Version)
This part of GB/T 19421 specifies the method for the determination of loss on ignition in layered crystalline sodium disilicate. This section applies to the determination of the loss on ignition of layered crystalline sodium disilicate that can be used as a detergent builder.
GB/T 19421.6-2003 history
2008GB/T 19421-2008 Test methods of crystalline layered sodium disilicate
2003GB/T 19421.6-2003 Test methods of crystalline layered sodium disilicate-Gravimetric methods for determination of the loss on ignition
GB/T 19421.6-2003 Test methods of crystalline layered sodium disilicate-Gravimetric methods for determination of the loss on ignition was changed to GB/T 19421-2008 Test methods of crystalline layered sodium disilicate.