HYDROSULFITE HYDROBLUE 90 30667829 offer offer Chemical Description:S-SALTS HYDROSULFITE E 30496991 offer offer Chemical Description:S-SALTS HYDROSULFITE EN 30496992 offer offer Chemical Description:S-SALTS HYDROSULFITE F 30497001 offer offer Chemical Description:S-SALTS These products are used in the following applications: Inorganic chemicals > for the paper industry Inorganic chemicals > for the textile industry