Tech Grade DSP Disodium Phosphate Used for Welding Agent

• CAS No.: 7558-79-4
• Formula: Na2hpo4.12H2O
• EINECS: 231-448-7
• Certification: CIQ, ISO
• Purity: 99%
• Type: Sodium Phosphate
• Model NO.: CL-DSP
• Grade Standard: Industrial Grade
• Transport Package: Plastic Knit Bag
• Specification: N. W 25kgs/bag
• Trademark: Junlin
• Origin: Sichuan
• HS Code: 2835220000
• Production Capacity: 5000 Tons/Year

Product Description

Specifications:

 

1.Chemical Formula:Na2HPO4.12H2O

 

2.Molecular Weight:357.96

 

3.Characteristics:White or colorless crystal shaped as running sand,effloresce in air easily,soluble in water easily,insoluble in alcohol,water solution in alkalescenty,decomposed to be sodium pyrophosphate on 250ºC,specific weight is 1.52,melting point is 35.1ºC.

4.Technical Specifications:

 

 

		Na2HPO4•12H2O
No.	Specifications	Industrial Grade	Food Grade
1	Main content  %	≥ 97	≥ 98
2	PH of 1% water solution	≤ 8.8-9.2	≤8.8-9.2
3	Heave metals(as Pb) %	≤0.01	≤ 0.001
4	Arsenic(as As) %	≤0.0005	≤ 0.0003
5	Furrem(As Fe) %	≤ 0.1	≤ 0.003
6	Chloride(As Cl) %	≤ 0.05	≤0.03
7	Water insoluble	≤ 0.05	≤ 0.002
8	Sulfate %	≤ 0.7	≤0.25
9	Fluoride,as F %	≤ 0.05	≤ 0.005
10	Drying loss:		5
	Na2HPO4.2H2O      %		18-22 %
	Na2HPO4.12H2O %		≤ 61%

 

5.Function: As fire-proof for fabric,woods and paper,as water-softening agent for boiler,as dyeing assistant,food additive,acidity buffer,and manufacturing pyrophosphate for glaze,welding agent,baking powder,electroplating,tannage and so on.

6.Package:Plastic knit bag,as per client's requirement. N.W is 25 kgs/bag or 50 kgs/bag.

 

7.Storage ways:storage in ventilated and dry place.

 

8.Lead time:7 working days after receiving the deposit.ship by sea/air etc.

 

9.Payment terms:discussing with the clients.