Propertise Use
 
　　This reagent is colorless crystallization,dissolve it in water,does not dissolve in the ethane,have another name called the phosphoric arid sodium.Without bad smell,there is hygroscopic,is used as water and softened the pharmaceutical,metal must inhibitor,take pictures developer,fabric silky master of mercerized cotton fabrics strengthen the pharmaceutical,the sym[purifies the pharmaceutical,dentistry binder, the dyestuffs intermediate driver,etc
 
Physicalproperfies
 
Formula 　　　Na3PO4.12H2O
Weight 　　　　380.12
Density　　　　1.62
Point　　　　　73.4。C
 

Specification
(HG3-1292-80)
 
NAME (%) (%)
　　Na3PO4.12H2O 98.0 97.0
　　Putty degree and test Qualified Qualified
　　Dissociate the alkali 1.5 3.0
Sodium salt 0.5 1.0
　　(Cl) 0.005 0.005
　　(SO4) 0.01 0.03
　　(N) 0.002 0.005
　　(Fe) 0.0005 0.002
　　(As) 0.0003 0.001
　　Heavy metal(Pb) 0.001 0.002
 

Package and storage
 
   
  ※ 25kg/in bag　　500g/bottle
  ※ it should be stored in cool and ventilated place and kept away from sunlight and rain.