GB/T 10514-2012
Determination of free water for nitrophosphate - Oven method
GB/T 20412-2021
Fused calcium magnesium phosphate fertilizer
GB/T 10513-2012
Determination of free water for nitrophosphate - Karl fischer method
GB/T 10512-2008
Determination of phosphorus content for nitrophosphate - Quinoline phosphomolybdate gravimetric method
GB/T 10511-2008
Determination of total nitrogen content for nitrophosphate - Titrimetric method after distillation
GB/T 10510-2023
Nitrophosphate, potassium nitrophosphate
GB/T 10515-2012
Determination of particle size for nitrophosphate
GB 15580-2011
Discharge standards of water pollutants for phosphate fertilizer industry
GB/T 10516-2012
Determination of average crushing strength for nitrophosphate
DB51/T 914-2009
DB41/T 2097-2021
GB 50963-2014
Code for design of wastewater treatment in sulfuric acid and phosphate fertilizer production
HG 2557-1994
GB/T 20412-2006
Calcium magnesium phosphate
GB/T 38102-2019
Treatment and disposal method for fluorine acid waste liquid in the production of wet process phosphoric acid and phosphate fertilizer
GB/T 10514-1989
The determination of water content for nitrophosphate—Oven method
GB 8921-2011
Limit standards for 226Ra in phosphate fertilizer and its compound fertilizer
GB/T 10510-1998
Nitrophosphate
DB52/T 572-2009
GB/T 10513-1989
The determination of water content for nitrophosphate—Karl fischer method