Etidronic acid (INN)

i) CAS NO 2809-21-4 ii) purity 50% ,60% AND 89% iii) best price,convenient transportation and good reputation

1 ABOUT OUR PRODUCT Etidronic acid (INN) or 1-hydroxyethane 1,1-diphosphonic acid (HEDP)

Name	Etidronic acid (INN) or 1-hydroxyethane 1,1-diphosphonic acid (HEDP)
Molecular formula	C2H8O7P2
Molar mass	206.028
Appearance	Colorless or yellow liquid or solid
Exercised Standard	HG/T 3537-1999
CAS NO	2809-21-4
Packing	Plastic bucket for liquid with 30kg net.weight.and plastic woven bag for solid HEDP
Uses	It is mainly applied in the production of Pharmaceutical and Chemical(Corrosion inhibitor )

Items	Value
	HG/T 3537-1999
Appearance	Colorless liquid	White powder
HEDP % ≥	50.0 60.0	89.0
PO33- %≤	2.0 2.0	0.80
PO43- %≤	0.8 0.8	0.50
Cl- %≤	1.0 1.0	0.10
PH(in 1% solution) ≤	2 2	2.0
Density (20°C)g/cm3≥	1.34 1.40	——
Fe3+ ppm≤	10 10	5.0
HEDP•H2O %≥	——	98.0

 2 ABOUT OUR SERVICE

1 quickest response to your order

2 earnest reply to your request

3 shortest delivery time

4 flexible terms of payment

5 frequent analysis on your voice

3 ABOUT OUR COMPANY

Tianjin Bohai Chemical Industry Group Supply And Sales Company is a large-scale state-owned chemical manufacturer and trader. our products covers inorganic chemicals, organic chemicals and reagent chemical. some are enjoying good reputation worldwide such as "HongSanJiao"soda ash,"HongSanJing"caustic soda & PVC resin, Maleic anhydride, TD detergents, sodium metasilicate pentahydrate,etc.

we have established sound supply and sales operating system which makes it possible to prepare chemicals punctually upon receiviong order, transport it to destination without delay and carry out cargotrack service & feedback analysis. we are committed to providing our best chemicals for our clients with the most convenient terms of payment, the most scientific logistic solution and the most efficient service after sale.

Etidronic acid (INN)