This standard specifies the determination method for the iodine absorption value of acetylene carbon black. This standard applies to the determination of the iodine absorption value of acetylene carbon black.
GB/T 3781.7-1993 history
2015GB/T 3780.1-2015 Carbon black.Part 1:Test method for iodine adsorption number
2006GB/T 3780.1-2006 Carbon black.Part 1:Test method for iodine adsorption number
1993GB/T 3781.7-1993 Acetylene black--Determination of iodine absorptionnumber
GB/T 3781.7-1993 Acetylene black--Determination of iodine absorptionnumber was changed to GB/T 3780.1-2006 Carbon black.Part 1:Test method for iodine adsorption number.