HG/T 2519-2017
Sodium hexametaphosphate for industrial use
GB 1886.4-2020
GB 1890-2005
Food additive—Sodium hexametaphosphate
HG/T 2519-2007
Sodium hexametaphosphate for industrial use
GB 1890-1989
Food additive Sodium hexametaphosphate
GB 1886.4-2015
HG/T 2519-1993
AWWA B502-05
Sodium Polyphosphate, Glassy (Sodium Hexametaphosphate)
AWWA B502-01
Sodium Polyphosphate, Glassy (Sodium Hexametaphosphate)
GB/T 9984.6-2004
Sodium tripolyphosphate for industrial use—-Determination of iron content—-2,2'-bipyridyl spectrophotometric method
MIL MIL-S-51078C Notice 1-Cancellation
SODIUM HEXAMETAPHOSPHATE, TECHNICAL (S/S BY AWWA-B502-2001) (SUPERSEDING MIL-S-51078B)
AWWA B502-94
Sodium Polyphosphate, Glassy (Sodium Hexametaphosphate) (includes addendum B502a-97)
GB/T 9984.6-1988
Determination of iron content in industrial sodium tripolyphosphate--2,2'-Bipyridyl spectrophotometric method
MIL MIL-S-51078C
SODIUM HEXAMETAPHOSPHATE, TECHNICAL (S/S BY AWWA-B502-2001) (SUPERSEDING MIL-S-51078B)
ISO/R 852:1968
Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of iron content — 2,2'- Bipyridyl spectrophotometric method