Sodium Salt/

Disodium Phosphate Dodecahydrate

Alias:              Disodium phosphate dodecahydrate

Formula:           Na2HPO4·12H2O

Molecular weight:   358.14

CAS NO.:           10039-32-4

HS Code:          28352200

 EINECS:           231-448-7

Appearance:  White crystal

Density:      1.52 g/cm3

Melting point: 34.6°C

Solubility:      Soluble in water, insoluble in ethanol.

  • Product Detail
  • FAQ

1.Disodium Phosphate Dodecahydrate Information

Disodium hydrogen phosphate alias Disodium phosphate, DSP, Phosphate of soda, Secondary sodium phosphate, Sodium phosphate dibasic dodecahydrate.

Technical Standards(HG/T2965-2009)

ItemTech GradeFood Grade
Na2HPO4·12H20, %≥ 97.097.0
Sulfate(SO4), %≤0.70.25
Chloride(Cl), %≤0.050.014
Water insoluble, %≤0.050.05
Arsenic(As), %≤0.0050.0003
Fluoride(F), %≤0.050.005
Heavy metal(Pb), %≤0.001
PH value(10g/L)9.0±0.29.0±0.2
Passed ISO9001, ISO14001, OHSAS18001 quality system certification

2.Disodium Phosphate Dodecahydrate Application

Used in the production of detergents, printing plate cleaning agents and dyeing mordants, fire retardant fabrics, wood and paper, and can also be used as boiler water softener, electroplating, buffer, solder, tanning and so on.

3.Disodium Phosphate Dodecahydrate Packaging

The inner package is a double-layer bag lined with polyethylene film, and the outer package is a plastic woven bag with a net content of 25kg per bag.

4.Disodium Phosphate Dodecahydrate Certificate

Disodium Phosphate Dodecahydrate certificate
Disodium Phosphate Dodecahydrate ISO9001,ISO14001,OHSAS18001
Tetrasodium Pyrophosphate Patent
Disodium Phosphate Dodecahydrate Patent

5.Disodium Phosphate Dodecahydrate Storage Conditions

During transportation, prevent rain and sunshine. Store in a dry and ventilated warehouse, and add cushion to prevent caking.

6.Company exhibition

Tetrasodium Pyrophosphate Company Exhibition

The factory was established in 1985 and the Ministry of Foreign Trade was established in 2012. So far, it has developed into a group company integrating scientific research, production, sales, international trade, export and import. In 2021, the group’s sales exceeded 100 million US dollars.

Q: Can I get a free sample before placing an order?
A: Yes, of course.

Q:Ports near factory?
A:Tianjin and Qingdao port. Dear guests, you can specify any port.

Q: The time for deliver our products to Tianjin or Qingdao port?
A: 1-3 days.

Q: How is your after-sales service?
A: If you have any technical or quality problems after receiving the goods, you can always contact us. If the problem is caused by us, we will send you the goods for free or refund your loss.

Q: What is your terms of payment?
A: Payment<=1000USD,100% in advance. Payment >= 1000USD,50% T/T in advance, balance before shippment.

Q: Are you trading company or manufacturer?
A: We are a factory, which will give you a favorable price.