Ammonium Dihydrogen Phosphate CP – Identification of Product
Chemical Code: CHE-A31
Chemical Name: Ammonium Dihydrogen Phosphate
Chemical Grade: AR
Chemical Formula: H₆NO₄P
Chemical Weight: 115.03 g/mol
CAS No: 7722-76-1
Chemical Synonyms: Prim-Ammonium phosphate
Ammonium dihydrogenphosphate
Mono-ammonium phosphate
Ammonium Dihydrogen Phosphate CP – Hazards Identification
REACH No: No Data Available
Signal Word: Supplemental Hazard Information: Not a hazardous substance or mixture according to Regulation (EC) No. 1272/2008.
Additional Hazard Information: This substance is not classified as dangerous according to Directive 67/548/EEC.
Ammonium Dihydrogen Phosphate CP – Composition of Chemical
Chemical Formula: H₆NO₄P
EC No 1272/2008: No Data Available
First Aid Measures
General Advice: No Data Available
If: Inhaled: If breathed in, move person into fresh air. If not breathing, give artificial respiration.
If: Skin Contact: Wash off with soap and plenty of water.
If: Eye Contac: Flush eyes with water as a precaution.
If: Swallowed: Never give anything by mouth to an unconscious person. Rinse mouth with water.
Important Symptoms: The most important known symptoms and effects are described in the labeling section.
Immediate Medical Attention: No Data Available
Firefighting Measures
Extinguishing Media: Use water spray, alcohol-resistant foam, dry chemical or Carbon Dioxide.
Hazards Arising: Nitrogen Oxides (NOx), Oxides of Phosphorus
Advice for Firefighters: Wear self contained breathing apparatus for fire fighting if necessary.
Info for Firefighting: No Data Available
Ammonium Dihydrogen Phosphate CP – Accidental Release Measures
Personal Precautions: Avoid dust formation. Avoid breathing vapours, mist or gas.
Enviromental Precautions: Do not let product enter drains.
Method for Containment: Sweep up and shovel. Keep in suitable, closed containers for disposal.
Ammonium Dihydrogen Phosphate CP – Handling and Storage
Personal Precautions: Provide appropriate exhaust ventilation at places where dust is formed.
Enviromental Precautions: Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Ammonium Dihydrogen Phosphate CP – Exposure Controls | Personal Protection
Derived No Effect Level (DNEL)
Workers | Application Area | Exposure Routes | Health Effect | Value
No Data Available
Consumers | Application Area | Exposure Routes | Health Effect | Value
No Data Available
Predicted No Effect Concentration (PNEC)
No Data Available
Engineering Controls: General industrial hygiene practice.
Eye/Face Protection: Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166 (EU).
Skin Protection: Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching gloves outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands.
The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it.
Full contact:
Material: Nitrile rubber
Minimum layer thickness: 0,11 mm
Break through time: 480 min
Material tested: Dermatril®
Splash contact:
Material: Nitrile rubber
Minimum layer thickness: 0,11 mm
Break through time: 480 min
Material tested: Dermatril®
Data source: KCL GmbH, D-36124, Test method: EN 374
If used in solution, or mixed with other substances, and under conditions which differ from EN 374, contact the supplier of the CE approved gloves. This recommendation is advisory only and must be evaluated by an industrial hygienist and safety officer familiar with the specific situation of anticipated use by our customers. It should not be construed as offering an approval for any specific use scenario.
Body Protection: Choose body protection in relation to its type, to the concentration and amount of dangerous substances, and to the specific work-place. The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory Protection: Respiratory protection is not required. Where protection from nuisance levels of dusts are desired, use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).
Physical and Chemical Properties
Appearance: Odourless crystals or White crystalline powder
Odour: Odourless
Odour Threshold: No Data Available
pH: 3.8 – 4.4 at 50 g/l at 25 °C
Melting Point: Melting point/range: 190 °C – dec.
Boiling Point: No Data Available
Flash Point: No Data Available
Evaporation: No Data Available
Flammability: No Data Available
Upper/Lower Flammability or Explosive Limits: No Data Available
Vapour pressure: < 0.00001 hPa at 20 °C – OECD Test Guideline 104
Vapour density: No Data Available
Relative density: 1.81 g/cm3 at 20 °C – OECD Test Guideline 109
Water solubility: Soluble
Partition Coefficien: No Data Available
Auto-ignition Temperature: No Data Available
Decomposition Temperature: No Data Available
Viscosity: No Data Available
Explosive properties: No Data Available
Oxidizing properties: No Data Available
Other Safety Info: Bulk density 1.000 kg/m3
Stability and Reactivity
Reactivity: No Data Available
Chemical Stability: Stable under recommended storage conditions
Possibility of hazardous reactions: No Data Available
Conditions to Avoid: No Data Available
Incompatible Materials: Strong oxidizing agents, Strong acids, Sodium Hypochlorite
Hazardous Decomposition Products: No Data Available
Toxicological Information
Acute Toxicity: LD50 Oral – Rat – male and female -> 2.000 mg/kg
LD50 Dermal – Rat – male and female -> 5.000 mg/kg (OECD Test Guideline 402)
Skin Corrosion/Irritation: Skin – Rabbit
Result: No skin irritation – 24 h (OECD Test Guideline 404)
Serious Eye damage | Eye Irritation: Eyes – Rabbit
Result: No eye irritation (OECD Test Guideline 405)
Cell Mutagenicity: Mouse
Lymphocyte
Result: Negative
Carcinogenicity: IARC: No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC.
Reproductive toxicity: No Data Available
Specific Target Organ Toxicity – Single Exposure: No Data Available
Specific Target Organ Toxicity – Repeated Exposure: No Data Available
Aspiration Hazard: No Data Available
Ecological Information
Ecological Toxicity: Toxicity to fish: static test LC50 – Oncorhynchus mykiss (rainbow trout) -> 85.9 mg/l – 96 h (OECD Test Guideline 203)
Ecological Persistence and degradability: No Data Available
Bioaccumulative Potential: No Data Available
Mobility in Soil: No Data Available
Results of PBT and vPvB Assessment: PBT/vPvB assessment not available as chemical safety assessment not required/not conducted.
Other Adverse Effect: No Data Available
Disposal Considerations
Waste Treatment Methods: Product
Offer surplus and non-recyclable solutions to a licensed disposal company.
Contaminated packaging
Dispose of as unused product.
Transport Information
UN Number: ADR/RID: –
IMDG: –
IATA: –
UN Shipping Hazard: ADR/RID: Not dangerous goods
IMDG: Not dangerous goods
IATA: Not dangerous goods
Transport Hazard Class: ADR/RID: –
IMDG: –
IATA: –
Packaging Group: ADR/RID: –
IMDG: –
IATA: –
Enviromental Hazards: ADR/RID: no
IMDG Marine pollutant: no
IATA: no
Special Precautions: No Data Available
Regulatory Information
Safety, Health and environmental regulations: This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.
Chemical Safety Assessment: For this product a chemical safety assessment was not carried out.
Additional Info: To the best of our knowledge, the chemical, physical and toxicological properties have not been thoroughly investigated.
DisclaimerThe information stated above is considered to be correct, but does not claim to be inclusive and shall only be used as a guideline. The information provided by this document is
confirmed by our continuous updating of knowledge and adheres to the products appropriate safety precautions. It does not represent any guarantee of the product’s
properties. RLS Chemicals and its Associates shall not be held accountable for any damage’s consequent of handling the above product.
