Chemical formula: K2HPO4
Molecular weight: 174.23
Character: White powder, hygroscopicity, easily soluble in water, relative density 2.383, 204°C, dehydration inside the molecule, easily soluble in water, aqueous solution is alkaline, pH value of 1% aqueous solution is 8.9.

Index name	Index
	Industrialgrade	Giftedclass
Exterior                                            %≥	Veryhygroscopicwhitepowder
Main content                                    %≥	98.0	98.0
P2O5                                                %≥	40.0	40.0
pH value (1% aqueous solution)     %	8.0-9.0	8.0-9.0
Water insoluble matter                   %≤	0.1	0.05
Heavy metal (Pb)                            %≤	-	0.001
Arsenic (calculated as As)              %≤	-	0.0003
Fluoride (in F)                                  %≤	-	0.002
Fineness(screenedthrough60mesh)%≥	90.0	90.0

Uses: used as boiler water treatment, fermentation industry to do phosphorus, potassium regulators, but also for high-efficiency liquid compound fertilizer, has been two drunk antifreeze corrosion inhibitors.

Packing: Inner plastic outer packing, net weight 25Kg per bag, storage, ventilated and dry place.