GB/T 15057.3-1994
Limestone for chemical industry--Determination of insoluble matter content of hydrochloric acid--Gravimetric method
GB/T 23773-2009
Inorganic chemicals for industrial use - General method for determination of ammonium content - Nessler's reagent colorimetric method
GB/T 23772-2009
Inorganic chemicals for industrial use - General method for the determination of total nitrogen content - Nessler's reagent colorimetric method
DL 422.4-1991
EJ/T 20167-2018
Determination of nitrogen in reprocessed uranium trioxide powder by distillation-nessler reagent photometric method
DB53/T 842-2017
SN/T 5643.5-2023
T/SDAS 510-2022
T/QGCML 2622-2023
DIN 53770-3
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 3: Arsenic content
DIN 53770-4
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 4: Barium content
DIN 53770-2
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 2: Antimony content
DIN 53770-7
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 7: Chromium content
DIN 53770-5
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 5: Lead content
DIN 53770-6
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 6: Cadmium content
DIN 53770-13
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 13: Mercury content
DIN 53770-10
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 10: Copper content
DIN 53770-11
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 11: Manganese content
DIN 53770-9
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 9: Cobalt content
DIN 53770-14
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 14: Selenium content