BGC » Chemicals A-Z » Etidronic acid

Identify Suppliers 2026 Properties Safty ☰

Identify Suppliers 2026 Properties Safty

Etidronic acid

BGC Id:	760533388678
CAS No:	2809-21-4
Synonyms:	hdepa ; turpinalsl ; dequest2015 ; hedpa ; hedp ; oedfk ; ferrofos510 ; 1000sl ; ehdp ; dequestz010
Molecular Formula:	C2H8O7P2
Molecular Weight:	206.03
EINECS:	220-552-8

Verified providers in 2026

The following 4 notable providers have been checked and can be recommended.

Shanghai Sunwise Chemical

Sancai Industry

1.Appearance White crystal powder Active component (as HEDP) ≥ 90% Phosphorous acid(as PO33- ) ≤ 0.80% Phosphoric acid (as PO43- ) ≤ 0.50% Chloride(as Cl-) ≤ 0.10% PH(1% water solution) ≤ 2.0% Active component (as HEDP H2O) ≥ 98.0% 2.Appearance Colorless or pale yellow transparent liquid Active content ≥ 60.0% Phosphorous acid (as PO33- ) ≤ 2.0% PH(1% water solution) ≤ 2.0 Density@20

Shandong Lanhai Industry

Molekula

Molecular Weight : 206.03 Formula : CH3C(OH)[PO(OH)2]2 HS Code : 2931493000 Categories : Building Blocks,Organics

What other providers are available for CAS 2809-21-4?

The last intensive check and update was carried out on 2026/10/09.

Identify

Synonyms:

hdepa ; turpinalsl ; dequest2015 ; hedpa ; hedp ; oedfk ; ferrofos510 ; 1000sl ; ehdp ; dequestz010

CAS:

2809-21-4

EINECS:

220-552-8

Molecular Formula:

C2H8O7P2

MDL:

MFCD00070585

SMILES:

C1=CC=C2C(=C1)N=C(S2)C3=CC=C(O3)C(=O)O

Properties

Molecular Weight:

206.03 g·mol−1

Density:

1.45 (60% aq.)

Melting point:

198~199°C

Suppliers

Shanghai Sunwise Chemical Co., Ltd.

Shanghai Sunwise Chemical Co., Ltd. (SunwiseChem) facilitates delivering fine and specialty chemicals from China to global markets. We align suppliers and buyers and then take full responsibility for the fulfillment of each transaction. SunwiseChem was initially started by a few chemical professionals who are keen in international trading in Year 2001 in Shanghai, supplying chemical raw materials in plastic & rubber industries and food & feed additives. To stabilize our por ...

Country: P.R.China Phone: +86-21-33883180

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Sancai Industry Co.,Ltd.

Company type: Leading producer

Country: P.R.China
Phone: +86-531-88913079
Telefax: +86-531-88913079

Sancai Industry is involved in supplying of fine chemicals, food and nutrition,personal care, medical intermediate etc, We can also customize chemicals for our customers.Taking advantage of innovative technology and excellent talents and through over 15 years of development,We have stabled good relation with clients in and abroad. In order to be competitive on the market. We have established the global marketing network, independent research center, testing center, and key ...

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Shandong Lanhai Industry Co.,Ltd.

Shandong Lanhai Industry Co., Ltd established in 2015. The headquartered located in the beautiful Spring city Jinan. The company's factory is located in Coal Chemical Industrial Park, Juye County, Heze City Shandong province.Lanhai Industry is a high-tech enterprise in Shandong Province. The company integrates science, industry and trade, specializing in the research, development, production and operation of fluorosilicone products, OLED intermediates and agricultural fertili ...

Company type: Producer

Country: P.R.China
Phone: +86-15953182965

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Molekula GmbH

Company type: Trading company

Molekula supplies speciality chemicals and biochemicals to the fine chemical, research and diagnostic community. Our core competence is in the area of heterocycles for combinatorial chemistry, small building blocks for discovery and large scale synthesis for pilot teams and production. In the field of biochemicals, Molekula is a major supplier of key reabents used in the area of diagnostics, microbiology and biotechnology.

Country: Germany Phone: +49 (0) 89 360 900 900 Telefax: +49 (0) 89 360 900 901

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Safety Information

Hazard Symbols: Xi, Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

37/38-41-22 (R)

Safety Codes:

26-39 (S)

WGK Germany:

RID / ADR:

UN 3265

RTECS:

SZ8562100

What other providers are available for CAS 2809-21-4?

In addition to the providers presented here for Etidronic acid with the CAS number 2809-21-4, there are other 120 providers with slightly different product names available for this CAS number.

HEDP

Shanghai Sunwise Chemical Co., Ltd. | Shandong Chuangying Chemical Co., Ltd. | Shandong Lanhai Industry Co.,Ltd. | Zehao Industry Co., Ltd. | Lori Industry Co., Ltd +10 additional providers that we know from the past

OEDFK

Xingrui Industry Co., Limited

Etidronate

+3 additional providers that we know from the past

Pentaphos HEDP

+1 additional providers that we know from the past

1-Etidronic acid

+2 additional providers that we know from the past

1-Hydroxyethylidenediphosphonic acid

+2 additional providers that we know from the past

1-Hydroxyethane-1,1-diphosphonic acid

Chemie-Handel Schneider GmbH | Tianjin Zhongxin Chemtech Co., Ltd. | Sancai Industry Co.,Ltd. | BuGuCh & Partners +1 additional providers that we know from the past

Hydroxy ethylidene-1,1-diphosphonic acid

Wuhan PharmChem Co., LTD. | Xiamen Hisunny Chemical Co., Ltd. | Xiamen Equation Chemical Co.,Ltd | BuGuCh & Partners +3 additional providers that we know from the past

1-Hydroxyethylidene 1,1-diphosphonic acid

Hedp/ethane-1-hydroxy-1,1-diphosphonic acid

+1 additional providers that we know from the past

1-Hydroxyethane-1,1-diphosphonic acid (HEDP)

BIOZOL Diagnostica Vertrieb GmbH +9 additional providers that we know from the past

Hydroxy ethylidene-1,1-diphosphonic acid (HEDP)

+17 additional providers that we know from the past

Etidronate ;1-hydroxyethylidene-1,1-diphosphonic acid

+1 additional providers that we know from the past