GB/T 7731.4-2021
Ferrotungsten—Determination of phosphorus content—Phosphorus molybdenum blue spectrophotometric method
GB/T 10512-2008
Determination of phosphorus content for nitrophosphate - Quinoline phosphomolybdate gravimetric method
GB/T 4333.2-2023
Ferrosilicon—Determination of phosphorus content—Bismuth phosphomolybdate blue spectrophotometric method
GB/T 35069-2018
Coke—Determination of phosphorus content—Reduced molybdophosphate spectrophotometric method
GB/T 6437-2018
Determination of phosphorus in feeds—Spectrophotometry
GB/T 4702.3-2016
Chromiun metal—The determination of phosphorus content—Bismuth phosphate molybdenum blue spectrophotometric method
FZ/T 50021-2014
Phosphorus flame-retardant chemical fiber products—Determination of the phosphorus content
NY/T 2541-2014
Fertilizers - Determination of phosphorus content
YB/T 4532-2016
Ferrophosphorus-Determination of phosphorus content-Acid-base titration method
GB/T 1515-2002
Manganese ores--Determination of phosphorus content--Phosphomolybdenum blue spectrophotometric method
HG/T 6103-2022
HG/T 4440-2012
\u0413\u041e\u0421\u0422 ISO 6491-2016
Feeds, compound feeds, feed raw materials. Determination of phosphorus content by spectrometric method
GB/T 1871.1-1995
Phosphate rock and concentrate--Determination of phosphrous pentoxide content--Quinoline phosphomolybdate gravimetric and volumetric methods
SN/T 1083.2-2002
Determination of phosphorous content in coke
YS/T 1382-2020
NY/T 2273-2012
YB/T 5315-2016
Calcium silicon alloy-Determination of phosphorus content—Phosphomolybdenum blue spectrphotometric method
YB/T 547.4-2014
Vanadium slag - Determination of phosphorus conten - Bismuth phosphomolybdate blue spectrophotometric method
YB/T 5340-2015
Ferrophosphorus - Determination of carbon content - Gas-volumetric method