Calcium hydrogenphosphate dihydrate/Dicalcium Phosphate Dihydrate CAS NO.7789-77-7

Safety Data Sheet

Dicalcium Phosphate Dihydrate

Version：V1.0.0.1

Creation Date：2015/06/05

Revision Date：2019/06/05

* According to USA OSHA HCS-2012

Identification of the chemical

Product identifier

Product Name Dicalcium Phosphate Dihydrate

Synonyms Calcium phosphate dihydrate, dibasic

CAS No. 7789-77-7

EC No. 231-826-1

Molecular Formula CaHPO4?2(H2O)

| Relevant identified uses of the substance or mixture and uses advised against

Relevant identified uses

The main additives used in medicine and calcium supplements. In the food

industry for osteoporosis agent, dough conditioner, buffer, nutritional

supplement, emulsifier, stabilizer etc. As the friction agent, anti-sniffing agent

in toothpaste.

Uses advised against No information available.

2. Hazards identification

| Hazard classification according to GHS

Skin corrosion/irritation Category 2

Serious eye damage/eye irritation Category 2A

Specific target organ toxicity,

single exposure; Respiratory tract

irritation

Category 3

| HCS additional classification

additional classification None

 

Label elements

Hazard pictograms

Signal word Warning

| Hazard statements

H315 Causes skin irritation

H319 Causes serious eye irritation

H335 May cause respiratory irritation

? Prevention

P261 Avoid breathing dust/fume/gas/mist/vapors/spray.

P264 Wash thoroughly after handling.

P271 Use only outdoors or in a well-ventilated area.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

? Response

P302+P352 IF ON SKIN: Wash with plenty of water.

P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

P305+P351+P338 IF IN EYES: R lenses, if present and easy to do. Continue rinsing. inse cautiously with water for several minutes. Remove contact

P312 Call a POISON CENTER/doctor if you feel unwell.

P332+P313 If skin irritation occurs: Get medical advice/attention.

P337+P313 If eye irritation persists: Get medical advice/attention.

P361+P364 Take off contaminated clothing and wash it before reuse.

? Storage

P403+P233 Store in a well-ventilated place. Keep container tightly closed.

P405 Store locked up.

? Disposal

P501

Dispose of contents/container in accordance with local/regional/national/

international regulations.

Description of first aid measures

General advice Immediate medical attention is required. Show this safety data sheet (SDS) to the doctor in attendance.

Eye contact Rinse thoroughly with plenty of water for at least 15 minutes and consu

lt a physician if fell uncomfortable.

Skin contact

Take off contaminated clothing and shoes immediately. Wash off with plenty of

water for at least 15 minutes and consult a physician if fell uncomfortable.

Ingestion

Do not induce vomiting. Never give anything by mouth to an unconscious

person. Call a physician or Poison Control Center immediately.

Inhalation

Move victim into fresh air. If breathing is difficult, give oxygen. Do not use

mouth to mouth resuscitation if victim ingested or inhaled the substance. If not

breathing, give artificial respiration and consult a physician immediately.

Protecting of first-aiders Ensure that medical personnel are aware of the substance involved. Take precautions to protect themselves and prevent spread of contamination.

| Indication of any immediate medical attention and special treatment needed

1 Treat symptomatically.

2 Symptoms may be delayed.

| Extinguishing media

Suitable extinguishing

media

Dry chemical, carbon dioxide, alcohol-resistant foam etc.

Unsuitable extinguishing

media

There is no restriction on the type of extinguisher which may be used.

| Specific hazards arising from the substance or mixture

1 Not combustible.

2 Not considered a significant fire risk, however containers may burn.

3 May produce carbon monoxide, carbon dioxide and other hazardous gases.

| Advice for firefighters

1 As in any fire, wear self-contained breathing apparatus and full protective gear.

2 Fire-extinguishing work is done from the windward and the suitable fire-extinguishing method according to the surrounding situation is used.

3 Uninvolved persons should evacuate to a safe place.

4 In case of fire in the surroundings, keep containers cool by spraying with water.

Eliminate all ignition sources if safe to do so.

| Personal precautions, protective equipment and emergency procedures

Composition/information on ingredients

First aid measures

Firefighting measures

Accidental release measures

1 .Remove all sources of ignition. Ensure adequate ventilation.

2 .Evacuate personnel to safe areas. Keep people away from and upwind of spill/leak.

3 .Use personal protective equipment. Avoid breathing dust and contacting with skin and eyes.

| Environmental precautions

1 Prevent further leakage or spillage if safe to do so.

2 Do not let product enter drains.

| Methods and materials for containment and cleaning up

1 Remove all sources of ignition. Use spark-proof tools and explosion-proof equipment.

2 Absorb spilled material in dry sand or inert absorbent. In case of large amount of spillage, contain a

spill by bunding.

3 Adhered or collected material should be promptly disposed of, in accordance with appropriate laws

and regulations.

| Precautions for handling

1 .Handling is performed in a well ventilated place.

2 .Wear suitable protective equipment. Avoid contact with skin and eyes. Avoid inhalation of dust.

3 .Keep away from heat/sparks/open flames/ hot surfaces.

| Precautions for storage

1 .Keep containers tightly closed.

2 .Keep containers in a dry, cool and well-ventilated place.

3 .Keep away from heat/sparks/open flames/ hot surfaces.

4 .Store away from incompatible materials such as oxidizing agents, reducing agents and other

incompatible materials

? Biological limit values

Biological limit values No information available

? Monitoring methods

Handling and storage

Exposure controls/personal protection

| Control parameters

Calcium hydrogenphosphate

1

EN 14042 Workplace atmospheres. Guide for the application and use of procedures for the assessment

of exposure to chemical and biological age

nts

| Engineering controls

1 Ensure adequate ventilation, especially in confined areas.

2 Ensure that eyewash stations and safety showers are close to the workstation location.

3 Use explosion-proof electrical/ventilating/lighting/equipment.

| Personal protection equipment

General requirement

Eye protection Tightly fitting safety goggles (approved by EN 166(EU) or NIOSH (US).

Hand protection Protective gloves（such as butyl rubber）, approved by EN 374(EU).

Respiratory protection

Use appropriative respirator if exposure limits are exceeded or if irritation or

other symptoms are experienced. Recommended Filter type: low boiling

organic solvent, Type AX, Brown, conforming to EN371.

Skin and body protection Wear fire/flame resistant/retardant clothing and antistatic boots

| Physical and chemical properties

Appearance White crystalline powder

Odor No information available

Odor threshold No information available

pH 7.8（1% solution）

Melting point/freezing point 109℃

Initial boiling point and boiling range No information available

Flash point Not applicable

Evaporation rate No information available

Flammability(solid, gas) Not flammable

Upper/lower explosive limits Not applicable

Vapor pressure Not applicable

Vapor density No information available

Relative density 2.31（20℃，water=1.0）

Solubility Immiscible with water

n-octanol/water partition coefficient No information available

Auto-ignition temperature No information available

Decomposition temperature 350℃

Viscosity Not applicable

| Stability and reactivity

Physical and chemical properties

Stability and reactivity

Calcium hydrogenphosphate

Reactivity No information available.

Chemical stability Stable under proper operation and storage conditions.

Possibility of hazardous

reactions

When contact with strong reducing agent such as hydride, phosphate can easily

produce flammable and toxic phosphine.

Conditions to avoid Incompatible materials, heat, flame and spark.

Incompatible materials Oxidizing agents, reducing agents etc.

Hazardous

decomposition products Carbon monoxide , phosphorus compound etc.

| Others

Skin corrosion/irritation May cause skin irritation.

Serious eye

damage/irritation Irritation of mucous membranes.

Respiratory or skin

sensitization

May cause respiratory irritation

Germ cell mutagenicity Based on available data, the classification criteria are not met.

Carcinogenicity Calcium hydrogenphosphate

is not identified as probable, possible or

confirmed human carcinogen by IARC

.

Reproductive toxicity Based on available data, the classification criteria are not met.

STOT-single exposure Based on available data, the classification criteria are not met.

STOT-repeated exposure Based on available data, the classification criteria are not met.

Aspiration hazard Based on available data, the classification criteria are not met.

| Toxicity

Component Calcium hydrogen phosphate

Cas No. 7789-77-7

Fish No information available

Crustaceans No information available

Algae No information available

| Others

Persistence and

degradability

No information available.

Bioaccumulative

potential

No information available.

Mobility in soil No information available.

Results of PBT and vPvB

assessment

No information available.

| Disposal considerations

Toxicological information

Ecological information

Disposal considerations

 

Waste chemicals Before disposal should refer to the relevant national and local laws and regulation. Recommend the use of incineration disposal

.

Contaminated

packaging

Containers may still present chemical hazard when empty. Keep away from hot

and ignition source of fire. Return to supplier for recycling if possible

Disposal

recommendations Refer to section 13.1and 13.2.

| Label

Label Not applicable

| IMDG-CODE

UN number -

UN proper shipping name NOT REGULATED FOR TRANSPORT OF DANGEROUS GOODS

Transport hazard class -

Transport subsidiary hazard class -

Packing group -

Marine pollutant（Yes or no）

No

Special precautions for user None

| ICAO/IATA-DG

UN number -

UN proper shipping name NOT REGULATED FOR TRANSPORT OF DANGEROUS GOODS

Transport hazard class -

Transport subsidiary hazard class -

Packing group -

Special precautions for user None

| UN-ADR

UN number -

UN proper shipping name NOT REGULATED FOR TRANSPORT OF DANGEROUS GOODS

Transport hazard class -

Transport subsidiary hazard class -

Packing group -

Special precautions for user None

| Transport in bulk

Source

Ingredient

Pollution Category

Annex II of MARPOL 73 / 78 and the IBC

code

Calcium hydrogenphosphate

Transport information

Regulatory information

| Chinese chemical inventory（Calcium hydrogenphosphate）

《Highly toxic chemicals directory》 Not Listed

《Dangerous chemicals directory used to manufacure

exploder》

Not Listed

《National dangerous wastes directory》annex A Not Listed

《Strict limits on the import and export of toxic

chemicals directory in China》

Not Listed

《List of Import and Export of Controlled ODS in China》

Not Listed

《List of additives used in food containers and

packaging materials in China》

Not Listed

| Information on revision

Creation Date 2015/06/05

Revision Date

Reason for revision Modified according to the requirements of OSHA HCS-2012.

| Reference

[1]IPCS: The International Chemical Safety Cards (ICSC) ,website: #

[2]IARC，website: #

[3]OECD: The Global Portal to Information on Chemical Substances, website:

#;request_locale=en

[4]CAMEO Chemicals, website: #

[5]NLM: ChemIDplus, website: #

[6]EPA: Integrated Risk Information System, website: #

[7]U.S. Department of Transportation:ERG, website: #

[8]Germany GESTIS-database on hazard substance, website: #

| Abbreviations and acronyms

CAS –Chemical Abstracts Service

TSCA- United States Toxic Substances Control Act Inventory

EINECS - European Inventory of Existing Commercial Chemical

Substances

DSL - Canadian Domestic Substances List

PICCS - Philippines Inventory of Chemicals and Chemical

Substances

NZIoC -New Zealand Inventory of Chemicals

IECSC- China Inventory of Existing Chemical Substances

KECI- Existing and Evaluated Chemical Substances

PC-STEL- Short term exposure limit

PC-TWA - Time Weighted Average

DNEL - Derived No Effect Level

IARC - International Agency for Research on Cancer

RPE - Respiratory Protective Equipment

PNEC –Predicted No Effect Concentration

LC50 - Lethal Concentration 50%

LD50 - Lethal Dose 50%

NOEC -No Observed Effect Concentration

EC50 - Effective Concentration 50%

PBT - Persistent, Bioaccumulative, Toxic

POW - Partition coefficient Octanol:Water

BCF - Bioconcentration factor (BCF)

vPvB - very Persistent, very Bioaccumulative

16 Other information9

Calcium hydrogenphosphate

Version：V1.0.0.1 Revision Date:201 /06/05

9 / 9

CMR - Carcinogens, mutagens or substances toxic to reproduction

CAS –Chemical Abstracts Service

TSCA- United States Toxic Substances Control Act Inventory

EINECS - European Inventory of Existing Commercial Chemical

Substances

DSL - Canadian Domestic Substances List

PICCS - Philippines Inventory of Chemicals and Chemical

Substances

NZIoC -New Zealand Inventory of Chemicals

IECSC- China Inventory of Existing Chemical Substances

KECI- Existing and Evaluated Chemical Substances

OSHA- Occupational Safety and Health Administration

HCS- Hazard Communication Standard

| Disclaimer

This Safety Data Sheet (SDS) was prepared according to OSHA HCS-2012. The data included was derived from

international authoritative database and provided by the enterprise. Other information was based on the

present state of our knowledge. We try to ensure the correctness of all information. However, due to the

diversity of information sources and the limitations of our knowledge, this document is only for user’s

reference. Users should make their independent judgment of suitability of this information for their particular

purposes. We do not assume responsibility for loss, damage or expense arising out of or in any way connected

with the handling, storage, use or disposal of the product.

Package&Shipping

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