Phosphoric Acid Corrosion Inhibitors Chelating Agents HEDP Solid CAS 2809-21-4
TDS 26 Inquiries
2809-21-4
Shanghai
25kg, 250kg Plastic Drum or IBC Tank
2024-11-30
Sodium Hydrosulfite,Sodium Percarbonate,NONIONIC SURFACTANT,VAT DYES
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Product Description
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Seller Information
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Inquiry History
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DescriptionCertificatesBasic Info
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Product Name:
(1-Hydroxyethylidene)-1,1-diphosphonic acid
Other Name:Phosphonic acid,P,P′-(1-hydroxyethylidene)bis-;Phosphonic acid,(1-hydroxyethylidene)di-;Phosphonic acid,(1-hydroxyethylidene)bis-;P,P′-(1-Hydroxyethylidene)bis[phosphonic acid];1-Hydroxyethane-1,1-diphosphonic acid;Etidronic acid;Ethane-1-hydroxy-1,1-diphosphonic acid;(1-Hydroxyethylidene)diphosphonic acid;Dequest Z 010;(1-Hydroxyethylidene)-1,1-diphosphonic acid;1000SL;Oxyethylidenediphosphonic acid;Hydroxyethanediphosphonic acid;1-Hydroxyethanediphosphonic acid;EHDP;Dequest 2010;1-Hydroxy-1,1-diphosphonoethane;Dequest 2015;HEDP;(1-Hydroxyethylidene)bisphosphonic acid;Turpinal SL;1-Hydroxyethane-1,1-bisphosphonic acid;Ferrofos 510;(1-Hydroxyethylidene)-1,1-bis(phosphonic acid);Feliox 115;Wayplex;Xydiphone;Lonza 106;Tecquest 360;OEDF;OEDP;Xidiphone;Ksidifon;Defloc EH 06;Mayoquest 1500;HDEPA;Turpinal SLR;Masquol P 210;Terpil SL;RP 61;Cublen K 60;Dequest 2010CS;1-Hydroxyethane-1,1-diyldiphosphonic acid;Sone 16;Dequest 16;Briquest ADPA 60A;Acetodiphosphonic acid;Unihib 106;Anti Cal 5;Sequion 10H;1-Hydroxyethylidene-1,1′-diphosphonic acid;Mascol P 210;NSC 227995;Belclene 660;Feliox CY 115;Chelate 101;OEDFK;1-Hydroxyethylidene-1,1-diphosphoric acid;Briquest ADPA-A;Acidum etidronicum;Ethydronate;Ethidronate;Etidronate;Dequest 2010LA;Feliox 115A;Xidifon;Kochtreat 75;Chelest PH 210L;Dequest D 2010;Dequest 2010R;1-Hydroxyethylidene-1,1-diphoshonic acid;Aquacid 105EX;Aquacid 105CG;51888-66-5;66216-98-6;83047-25-0;85188-80-3;85985-26-8;86159-18-4;100511-44-2;103736-66-9;106908-76-3;129130-42-3;138360-84-6;192526-55-9;303177-33-5;853028-38-3
CAS No.:2809-21-4
UN No.:3265
Molecular Formula:C2H8O7P2
InChIKeys:InChIKey=DBVJJBKOTRCVKF-UHFFFAOYSA-N
Molecular Weight:206.02800
Exact Mass:206.03
EC Number:220-552-8
UNII:M2F465ROXU
NSC Number:227995
DSSTox ID:DTXSID6023028
NCI Thesaurus Code:C1332
ATC Code:M - Musculo-skeletal system
HScode:2931900090
Categories:
Characteristics-
PSA:
154.91000
XLogP3:-3.7
Appearance:Liquid
Density:1.45 (60% aq.)
Melting Point:155 °C (decomp)
Boiling Point:578.8ºC at 760 mmHg
Flash Point:303.8ºC
Refractive Index:1.586
Water Solubility:Soluble in water.
Vapor Pressure:8.34E-16mmHg at 25°C
Toxicity:LD50 oral in mouse: 1800mg/kg
Hazard IdentificationClassification of the substance or mixture
Corrosive to metals, Category 1
Acute toxicity - Category 4, Oral
Serious eye damage, Category 1
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H290 May be corrosive to metals
H302 Harmful if swallowed
H318 Causes serious eye damage
Precautionary statement(s) Prevention P234 Keep only in original packaging.
P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response P390 Absorb spillage to prevent material damage.
P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P317 Get medical help.
Storage P406 Store in a corrosion resistant/...container with a resistant inner liner.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
Sodium Hydrosulfite,Sodium Percarbonate,NONIONIC SURFACTANT,VAT DYES
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Location:
Room 6921, 6th Floor, 396 Fute East 1st Road, China (Shanghai) Pilot Free Trade Zone
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Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
10
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Total Annual Revenue:
$25 million-$50 million
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Total Employees:
11-50
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Year of Establishment:
2018
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Inquiry History26 Inquiries
Country Product Purchase Quantity Date Posted 
Egypt
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP)
1 20' Fcl Nov 15, 2025 
Russia
Etidronic acid( HEDP)
1 20' Fcl Feb 10, 2025 
Uzbekistan
HEDP
100 KG Jun 13, 2025 
United Arab Emirates
Hydroxyethylidene Diphosphonic Acid - HEDP 60%
20.00 MT Jun 8, 2026
Egypt
Hydroxyethylidene Diphosphonic Acid
1.00 KG Apr 27, 2026 
India
HEDP 60%
1 KG Apr 14, 2026
Egypt
1-Hydroxyethylidene-1,1-diphosphonic acid
1.00 KG Mar 25, 2026
Uzbekistan
1-Hydroxyethane-1,1-diphosphonic Acid
60 MT Feb 26, 2026 
Turkey
HEDP 60%
1 20' Fcl Feb 9, 2026
Egypt
Hydroxyethylidene diphosphonic acid
1.00 20' Fcl Nov 24, 2025
Egypt
HEDP Phosphonic Acid 1-Hydroxyethylidene-1, 1-Diphosphonic Acid
1 20' Fcl Oct 11, 2025
Egypt
Hydroxyethylidene Diphosphonic Acid
1.00 L Oct 9, 2025
India
HEDP60
3 MT Sep 15, 2025
India
1-Hydroxyethylidene-1, 1-Diphosphonic Acid (HEDP)
1000 TON Aug 4, 2025
India
Etidronic acid (HEDP)
65.00 KG Aug 1, 2025 
Indonesia
Dequest 2010 LC
1 MT Jul 31, 2025 
Brazil
PHOSPHONATE - HEDP UN3265 CLAS 8
176000.00 KG Jun 13, 2025
India
Hydroxyethylidene Diphosphonic Acid 60%
10.00 MT Apr 23, 2025
India
1-Hydroxyethylidene-1,1-diphosphonic acid
1.00 20' Fcl Dec 9, 2024 
Vietnam
BELCLENE 660 (HEDP)
100.00 KG Feb 27, 2024 Post an enquiry for this product
