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Safety Data Sheet EN

1-Hydroxy Ethylidene-1,1-Diphosphonic Acid

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid
Chemical Name
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP)

Regulatory Identifiers

CAS Number
N/A

Identified Uses

Cleaning/washing agents and disinfectants

Manufacturers & Suppliers

S

Shandong Green Technologies Co., Ltd.

manufacturer

Lunan High-tech Chemical Industrial Park, Zaozhuang city, Shandong Province, P. R. China

+86-632-3351155

Emergency Contacts

Emergency Contact

+86-632-3351155

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified danger

Hazard Classifications

Skin Corr. Cat. 1C
Eye Dam. Cat. 1
STOT SE Cat. 2

GHS Pictograms

GHS05 - Corrosive

GHS05

GHS08 - Serious health hazard

GHS08

Hazard Statements

H314 Causes severe skin burns and eye damage.
H370 May cause damage to organs (systemic toxicity).

Precautionary Statements

P260 Do not breathe dust/fume/gas/mist/vapors/spray.
P264 Wash hands [and...] thoroughly after handing.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301 + P330 + P331 If swallowed: Rinse mouth. Do NOT induce vomiting.
P303 If on skin (or hair): Take off immediately all contaminated clothing. Immediately rinse with water for several minutes. Wash contaminated clothing before reuse.
P304 + P340 If inhaled: Remove person to fresh air and keep comfortable for breathing. Get emergency medical help immediately.
P305 Do not touch eyes.
P305 + P351 + P338 If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Get emergency medical help.
P308 If exposed or concerned: Get emergency medical help immediately.
P321 Specific treatment (see below).
P405 Store locked up.
P501 Dispose of contents/container in accordance with local/regional/national/international regulations.

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03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Type mixture
Chemical Name CAS Number Concentration Hazardous
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid 2809-21-4 60% No
Water 7732-18-5 40% No
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician immediately.

Skin contact

Wash off with soap and plenty of running water. Consult a physician.

Eye contact

Rinse thoroughly with plenty of running water for at least 15 minutes and consult a physician immediately.

Ingestion

Do not induce vomit. Rinse mouth with water. Consult a physician.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

Use foam, dry powder, water spray, etc.

Specific hazards

This material may decompose and burn at high temperature and fire and release toxic fumes.

Instructions

Whenever possible, remove the container from the fire to open space and use spray water to cool unopened containers.

Firefighter Protection

Firefighters must wear air breathing apparatus, fire-fighting suits and protective gloves to extinguish in the upwind direction.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Emergency procedures

Do not touch the spill directly.

Small spill

adsorption with sand or other inert materials

Large spill

building a dike or digging a pit to contain. Transfer to a tank truck or special collector with a pump and transport to a waste disposal site for disposal.

Environmental

Isolate contaminated areas and restrict access.

Cleanup methods

Transfer to a tank truck or special collector with a pump and transport to a waste disposal site for disposal.

—

Related Products

Similar products with comparable safety profiles

P

Phosphonicacid,di-2-propenylester

CAS: 23679-20-1

(

(1H,1H,2H,2H-Tridecafluorooct-1-yl)phosphonic acid

CAS: 252237-40-4*

O

Orthophosphoric acid

UFI: KQWY-02HJ-CX0G-23KJ

2

2,2-Dichloropropionic acid

CAS: 75-99-0

P

Phosphoric Acid,ACS

---

H

Hydriodic acid, 57%, stabilized with 1.5% hypophosphorous acid

UFI: 7W0K-Q6HF-9X0U-Y64W

P

Phosphoric acid

---

D

diphosphoric acid, disodium salt

CAS: 7758-16-9

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Operators should be trained and strictly follow the operating procedures. Operators are advised to wear protective masks, corrosion-resistant protective clothing and rubber gloves. Operators should load and unload lightly during handling to prevent damage to the package.

Storage

Store in a cool, dry, well-ventilated warehouse. Keep away from fire and heat. Protect from direct sunlight. The package should be sealed and not exposed to moisture.

Fire prevention

Keep away from fire and heat.

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Engineering

Close strictly and provide sufficient local exhaust.

Eyes

Wear a protective mask.

Respiratory

Air respirators should be worn during emergency rescue or evacuation.

Skin/Body

Wear corrosion-resistant protective clothing.

09

Physical and Chemical Properties

Appearance, physical state, melting point, boiling point, and material characteristics

Physical State
Colorless transparent liquid.
Physical State Data
liquid
State Under Standard Conditions
---
Appearance
Colorless transparent liquid.
Colour
---
Colour Intensity
---
Form
---
Odor
Odorless
Odor Threshold
---
Ph
≤2
Melting Point
< 34oF, < 1oC
Boiling Point
226oF, 108oC
Flash Point
---
Freezing Point
---
Softening Point
---
Solidification Point
---
Cloud Point
---
Crystallisation Point
---
Relative Evaporation Rate
---
Evaporation Rate
---
Vapor Pressure
23.8 @ 77oF
Vapor Density
0.8
Relative Density
≥1.40
Bulk Density
---
Density
---
Flammability
---
Upper Explosive Limit
---
Lower Explosive Limit
---
Explosive Limits
---
Auto Ignition Temperature
---
Decomposition Temperature
---
Solubility
Soluble in water.
Partition Coefficient
---
Solubility In Water
---
Solubility In Fat
---
Molecular Weight
---
Voc Content
---
Metal Corrosion
---
Dynamic Viscosity
---
Kinematic Viscosity
---
Properties Status
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

This material is stable in normal temperature.

Avoid

Spark, static electricity and high temperature.

Incompatible

Flammable materials and oxidizers.

Decomposition

Oxycarbides and phosphorus oxide.

12

Ecological Information

Environmental toxicity, biodegradation, and bioaccumulation data

Toxicity

1-Hydroxy Ethylidene-1,1-Diphosphonic Acid: | Endpoint | Test Duration (hr) | Species | Value | | --- | --- | --- | --- |

12.1 Toxicity

1-Hydroxy Ethylidene-1,1-Diphosphonic Acid: | Endpoint | Test Duration (hr) | Species | Value | | --- | --- | --- | --- | | LC50 | 96 | Fish | 2-180mg/L | | EC50 | 48 | Crustacea | 409mg/L | | EC50 | 96 | Algae or other aquatic plants | 3mg/L | | EC0 | 24 | Crustacea | 39.6mg/L | | NOEC | 504 | Crustacea | 0.1mg/L |

12.2 Persistence and degradability

12.3 Bioaccumulative potential

12.4 Mobility in soil

12.5 Results of PBT and vPvB assessment

12.6 Endocrine disrupting properties

12.7 Other adverse effects

Persistence and degradability

High (1-Hydroxy Ethylidene-1,1-Diphosphonic Acid).

Bioaccumulative potential

Bioaccumulative potential: Low (1-Hydroxy Ethylidene-1,1-Diphosphonic Acid).

Low bioaccumulative potential.

Mobility in soil

Mobility in soil: Low (1-Hydroxy Ethylidene-1,1-Diphosphonic Acid).
13

Disposal Considerations

Waste treatment methods, disposal recommendations, and waste codes

Disposal

Dispose this product by safe burial.

14

Transport Information

UN numbers, shipping names, transport classes, and regulatory requirements

UN Number
3265
Shipping Name
CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.
Transport Class
8
Packing Group
III
15

Regulatory Information

Chemical regulations, safety assessments, and compliance status

This safety data sheet is in compliance with the following national standards: GB/T 16483-2008, GB 13690-2009, GB 18218-2018, GB 15258-2009, GB 6944-2012, GB 190-2009, GB/T 191-2008, GB 12268-2012, GB/T 15098-2008, GBZ 2.1-2019, GBZ 2.2-2007 as well as the following regulations: Railway Dangerous Goods Transport Administrative Regulation, Dangerous Chemicals Safety Administrative Regulation.

Chemical Safety Assessment Not performed
?

Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid?

The signal word is danger.

What is the physical form of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid?

1-Hydroxy Ethylidene-1,1-Diphosphonic Acid is a colorless transparent liquid. appearing as colorless transparent liquid. . It has odorless odor.

What is the solubility of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid?

Soluble in water.

What is 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid used for?

Cleaning/washing agents and disinfectants

What are the hazard statements for 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid?

This substance has 2 hazard statements:

  • H314: Causes severe skin burns and eye damage.
  • H370: May cause damage to organs (systemic toxicity).

What is the melting point of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid?

The melting point is < 34oF, < 1oC and the boiling point is 226oF, 108oC.