American Molecules - Ammol.org USA

Silver Nitrate SDS Safety Data Sheet of Supplier Exporter Manufacturers' Representative

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Silver Nitrate
CAS Number: 7761-88-8

Molecular Formula: AgNO3
Molecular Weight: 169.87

Silver Nitrate Suppliers
Silver Nitrate

Silver Nitrate SDS, Safety Data Sheet
MSDS Sheet, Material Safety Data Sheet
 15-Feb-26

1. Product Identification

Product Name & Other Names: Silver (I) nitrate or Lunar caustic or Nitric acid silver salt.
CAS No.: 7761-88-8
EINECS EC Number: 231-853-9
Molecular Weight: 169.87
Molecular Formula: AgNO3
Relevant uses and uses advised against (if any): Industrial Manufacturing.
Supplier: American Molecules, 9910 Bent Oak Dr, Houston, TX 77040, USA.
Call Toll Free: 1-855-55-AMMOL 1-855-552-6665.
In case of emergency contact: Will be given with the supply.

2. Hazards Identification

GHS, Globally Harmonized System Classification in accordance with 29 CFR 1910
Classification according to Regulation (EC) No 1272/2008

Oxidizing Solids Category 3, H272
Acute toxicity - Oral Category 4, H302
Skin corrosion/irritation Category 2, H315
Serious eye damage/eye irritation Category 1, H318
Hazardous to the aquatic environment, acute hazard Category 1, H400

Labeling according GHS & Regulation (EC) No 1272/2008

GHS Label Elements
Oxidizing Solid
Oxidizing Solid
GHS Label Elements
Corrosive
Corrosive
GHS Label Elements
Marine Pollutant
Marine Pollutant

Signal Word: Danger

Hazard Statements:
H272 - May intensify fire; oxidizer
H302 - Harmful if swallowed
H315 - Causes skin irritation
H318 - Causes serious eye damage
H400 - Very toxic to aquatic life

Precautionary Statements - Prevention
P210: Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
P220: Keep/Store away from clothing/combustible materials
P221: Take any precaution to avoid mixing with combustibles
P260: Do not breath dust.
P264: Wash face, hands and any exposed skin thoroughly after handling
P270: Do not eat, drink or smoke when using this product
P271: Use only outdoors or in a well-ventilated area
P272: Contaminated work clothing should not be allowed out of the workplace.
P273 : Avoid release to the environment
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection
P285: In case of inadequate ventilation wear respiratory protection
Precautionary Statements - Response
P301+P312: IF SWALLOWED: Call a POISON CENTER or doctor if you feel unwell.
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: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P314: Get Medical advice/attention if you feel unwell.
P333+P313: If skin irritation or rash occurs: Get medical advice/ attention.
P337+ P313: If eye irritation persists: Get medical advice/ attention
P342+P311: If experiencing respiratory symptoms: Call a POISON CENTER or doctor.
P362: Take off contaminated clothing and wash before reuse.
P370+ 378: In case of fire: Use water for extinction
P405: Store locked up
P501: Dispose of contents/container in accordance with local, regional, national, international regulations.

2. Composition/Information on Ingredients

Product Name & Other Names: Silver (I) nitrate or Lunar caustic or Nitric acid silver salt.
CAS No.: 7761-88-8
EINECS EC Number: 231-853-9

4. First Aid Measures

Always seek medical attention after first aid measures are provided.

Inhalation: If Silver Nitrate is inhaled, remove to fresh air. If breathing is difficult, give oxygen. Get medical attention.
Ingestion: Do not induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight clothing.
Skin Contact:
 Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical attention. Wash clothing before reuse. Thoroughly clean shoes before reuse.
Eye Contact: Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Get medical attention.

5. Fire Fighting Measures

Fire: Silver Nitrate is not combustible, but substance is a strong oxidizer and its heat of reaction with reducing agents or combustibles may cause ignition.
Explosion: Some nitrates may explode when shocked, exposed to heat or flame, or by spontaneous chemical reaction. Sealed containers may rupture when heated. Sensitive to mechanical impact.
Fire Extinguishing Media: Dry chemical, carbon dioxide, Halon, water spray, or fog. If water is used, apply from as far a distance as possible. Water spray may be used to keep fire exposed containers cool. Do not allow water runoff to enter sewers or waterways.
Special Information: In the event of a fire, wear full protective clothing and NIOSH-approved self-contained breathing apparatus with full face piece operated in the pressure demand or other positive pressure mode. At high temperatures under fire conditions, it may produce toxic or irritating fumes.

6. Accidental Release Measures

Personal precautions, protective equipment, and emergency procedures: Avoid breathing dust/fumes/gas/mist/vapors/spray. Use individual protective equipment (waterproof boots, suitable protective clothing, safety glasses, etc.).
Environmental precautions: Do not let the product enter drains, soil, or water sources.
Methods and materials used for containment Cleanup procedures and Storage: Oxidizing material. Avoid contact with a combustible material (wood, paper, oil, clothing...). Keep substance damp using water spray. Do not inhale dust, vapors, mist, or gas. Avoid dust formation. Contain spilled material. Cover with an inert, non-combustible absorbent material, (e.g. sand, earth, diatomaceous earth, vermiculite). Use a shovel to put the material into a convenient waste disposal container. Finish cleaning by spreading water on the contaminated surface and allow to evacuate as per law.

7. Handling and Storage

Precautions for safe handling: Apply according to good manufacturing and industrial hygiene practices. Ensure proper ventilation. In case of insufficient ventilation, wear suitable respiratory equipment. Wash thoroughly after handling. Do not drink, eat, or smoke while handling. Avoid contact with skin, eyes, and clothing. Minimize dust generation. Avoid breathing dust/fumes/gas/mist/vapors/spray. Keep container tightly closed. Avoid ingestion and inhalation. Use individual protective equipment (waterproof boots, suitable protective clothing, safety glasses, etc.).
Conditions for safe storage, including any incompatibilities: Store in cool, dry, and ventilated area away from heat sources and protected from sunlight in tightly closed original container. Keep air contact to a minimum. Store protected from heat, sparks and ignition sources and incompatible materials. Avoid inhalation of dust/mist/vapor. Do not store with incompatible materials like strong oxidizing agents, ammonia, phosphites, carbonaceous materials, reducing agents, strong acids & alkalis. Isolate from any source of heat or ignition. Avoid storage on wood floors. Separate from organic or other readily oxidizable materials.

8. Exposure Controls/Personal Protection

Airborne Exposure Limits:
OSHA Permissible Exposure Limit (PEL): 0.01 mg/m3 (TWA) as silver metal dust.
ACGIH Threshold Limit Value (TLV): 0.01 mg /m3 (TWA) as soluble silver compounds.
NIOSH 0.01 mg/m3 TWA (as Ag) (listed under Silver soluble compounds).10 mg/m3 IDLH (as Ag) (listed under Silver soluble compounds).
Ventilation System: A system of local and/or general exhaust is recommended to keep employee exposures as low as possible. Local exhaust ventilation is generally preferred because it can control the emissions of the contaminant at its source, preventing dispersion of it into the general work area.
Personal Respirators (NIOSH Approved): For conditions of use where exposure to dust or mist is apparent and engineering controls are not feasible, a particulate respirator may be worn. For emergencies or instances where the exposure levels are not known, use a full-face positive-pressure, air-supplied respirator.
Skin Protection: Wear protective gloves and clean body-covering clothing.
Eye Protection: Use chemical safety goggles and/or full face shield where dusting or splashing of solutions is possible. Maintain eye wash fountain and quick-drench facilities in work area.
Other Control Measures: Maintain good housekeeping in work area. Dust deposits on floors and other surfaces may pick up moisture and cause the surfaces to become slippery and present safety hazards. Handle in accordance with good industrial hygiene and safety practice.

9. Physical and Chemical Properties

Appearance: Silver Nitrate is white crystals.
Odor: Odorless.
Odor threshold: Not applicable.
pH: 4-6.5 approximate.
Relative density: about 4.35
Boiling Point: 433C (811F)
Melting Point: 212C (414F)
Flash point: No data found.
Auto-ignition temperature: No data found.
Decomposition temperature: No data found.
Upper/lower flammability or explosive limits: No data found.
Vapor pressure: No data found.
Vapor density: No data found.
Evaporation rate: No data found.
Flammability (solid, gas): No data found.
Partition coefficient: n-octanol/water: No data found.
Solubility(ies): Soluble in water.
Viscosity: No data found.

10. Stability and Reactivity

Stability: Stable under ordinary conditions of use and storage.
Hazardous Decomposition Products: Oxides of nitrogen and toxic metal fumes may form when heated to decomposition.
Hazardous Polymerization: Will not occur.
Incompatibilities: Ammonia, phosphites, organic compounds, carbonaceous materials, reducing agents, strong acids & alkalis, and many other substances.
Conditions to Avoid: Heat, flames, ignition sources and incompatibles.

11. Toxicological Information

Oral rat LD50: 1173 mg/kg; Oral mouse LD50: 50 mg/kg. Investigated as a mutagen, reproductive effector. Laboratory experiments have shown mutagenic effects.
Carcinogenic Effects: Not a reported carcinogen by IARC NTP ACGIH OSHA.

12. Ecological Information

Environmental Toxicity:
Toxicity to fish
mortality NOEC - Oncorhynchus mykiss (rainbow trout) - 0,108 mg/l - 96,0 h
mortality LOEC - Oncorhynchus mykiss (rainbow trout) - > 0,007 mg/l - 7,0 d
LC50 - Leuciscus idus (Golden orfe) - 0,029 mg/l - 96,0 h
LC50 - Oncorhynchus mykiss (rainbow trout) - 0,006 mg/l - 96,0 h
Persistence and Degradability: Unlikely to persist due to water solubility.
Mobility: Likely to be mobile due to water solubility.
Bioaccumulation/ Accumulation: No data found.
Results of PBT and vPvB assessment: No data found.

13. Disposal Considerations

Whatever cannot be saved for recovery or recycling should be handled as hazardous waste and sent to a RCRA approved waste facility. Dispose of container and unused contents in accordance legal requirements.

14. Transport Information

DOT USA, TDG Canada & ADR/RID Europe
Proper Shipping Name: SILVER NITRATE
Hazard Class: 5.1
UN/NA: UN1493
Packing Group: II
IMDG/IMO & IATA/ICAO
Proper Shipping Name: SILVER NITRATE
Hazard Class: 5.1 (9.2)
UN/NA: UN1493
Packing Group: II

15. Regulatory Information

SARA 311/312: See section 2.
Section 313: This material contains Silver nitrate (listed as Silver compounds), >99%, (CAS# 7761-88-8) which is subject to the reporting requirements of Section 313 of SARA Title III and 40 CFR Part 373.
California Prop 65: Not listed.

Section 16. Other Information

European Labeling in Accordance with EC Directives:
H272 - May intensify fire; oxidizer
H302 - Harmful if swallowed
H315 - Causes skin irritation
H319 - Causes serious eye damage
H400 - Very toxic to aquatic life O = Oxidizing

DISCLAIMER: The information and recommendations set forth herein are presented in good faith and believed correct as of the date hereof. It is compiled from various sources and it is not necessarily all inclusive nor fully adequate in every circumstance. In addition, these suggestions should not be confused with nor followed in violation of applicable laws, regulations, rules or insurance requirements applicable. This MSDS sheet is intended only as a guide to the appropriate precautionary handling of the material by a properly trained person using this product. Individuals receiving the information must exercise their independent judgment in determining its appropriateness for a particular purpose.

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American Molecules, also known as ammol.org is a distributor, supplier and manufacturers' representative of all types of Pharmaceuticals, Functional Ingredients, Excipients and Specialty Chemicals in Texas USA. Our principals manufacture supply and export USP NF BP, Ph Eur, etc grades of chemicals pure and reagent grade, mineral fortifiers, FCC food grade. Tailor made particle size and customized specifications are offered. The principal's facility is having one or more of the certifications like FDA approval and GLP, cGMP, ISO9001, ISO14001, ISO/IEC 17025, ISO22000, FSSC 22000, ISO45001, FSSAI, Kosher, HALAL, COPP, WHO-GMP certified and Written Confirmation (WC) for export to Europe is available. The manufacturers suppliers and exporters observe WHO Good Manufacturing Practices and Good Laboratory Practices.

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Suppliers and Manufacturers' Representative:
American Molecules - Ammol.org USA
9910 Bent Oak Dr
Houston, TX 77040, USA
Call Toll Free: 1-855-55-AMMOL 1-855-552-6665
Email: info@ammol.org

15 February, 2026