
Ammonium Thiocyanate AR – 500g
Ammonium thiocyanate is a white‑to‑colourless crystalline salt that dissolves readily in water and many polar organic solvents. Supplied in Analytical‑Reagent (AR) grade, it provides high‑purity thiocyanate ions for complexometric analysis, photographic processing, metallurgy, and synthetic chemistry.
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Description
Section 1: Identification
- Product Name: Ammonium Thiocyanate AR
- Chemical Formula: NH4SCN
- CAS Number: 1762-95-4
- Synonyms: Ammonium Isothiocyanate, Ammonium Rhodanide
- Uses: Laboratory chemical, analytical reagent.
Section 2: Hazard Identification
- Hazard Classification:
- Acute toxicity, Oral (Category 4)
- Acute toxicity, Dermal (Category 4)
- Acute toxicity, Inhalation (Category 4)
- Specific target organ toxicity – repeated exposure (Category 2)
- Label Elements:
- Signal Word: Warning
- Hazard Statements:
- H302: Harmful if swallowed.
- H312: Harmful in contact with skin.
- H332: Harmful if inhaled.
- H373: May cause damage to organs through prolonged or repeated exposure.
- Precautionary Statements:
- P260: Do not breathe dust/fume/gas/mist/vapors/spray.
- P264: Wash 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.
- P280: Wear protective gloves/protective clothing/eye protection/face protection.
- P301+P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
- P302+P352: IF ON SKIN: Wash with plenty of soap and water.
- P304+P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing.
- P314: Get medical advice/attention if you feel unwell.
- P501: Dispose of contents/container in accordance with local, regional, national, and international regulations.
Section 3: Composition/Information on Ingredients
- Substance: Ammonium Thiocyanate
- Chemical Formula: NH4SCN
- Molecular Weight: 76.12 g/mol
- CAS Number: 1762-95-4
Section 4: First-Aid Measures
- Inhalation: Move person to fresh air. If not breathing, give artificial respiration. Seek medical attention if symptoms persist.
- Skin Contact: Wash with plenty of water. Remove contaminated clothing and shoes. Seek medical attention if irritation develops.
- Eye Contact: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention.
- Ingestion: Rinse mouth. Do not induce vomiting. Seek medical attention.
Section 5: Fire-Fighting Measures
- Suitable Extinguishing Media: Use water spray, alcohol-resistant foam, dry chemical, or carbon dioxide.
- Specific Hazards Arising from the Chemical: Emits toxic fumes under fire conditions, including nitrogen oxides, sulfur oxides, and hydrogen cyanide.
- Protective Equipment: Firefighters should wear self-contained breathing apparatus and full protective clothing.
Section 6: Accidental Release Measures
- Personal Precautions: Wear protective equipment. Avoid dust formation. Ensure adequate ventilation.
- Environmental Precautions: Prevent further leakage or spillage if safe to do so. Do not let product enter drains.
- Methods for Cleaning Up: Sweep up and shovel. Keep in suitable, closed containers for disposal.
Section 7: Handling and Storage
- Handling: Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Provide appropriate exhaust ventilation.
- Storage: Store in a cool, dry place. Keep container tightly closed. Store away from incompatible materials such as strong acids, strong bases, and oxidizing agents.
Section 8: Exposure Controls/Personal Protection
- Control Parameters: Occupational exposure limits.
- ACGIH TLV: Not established.
- Personal Protective Equipment (PPE):
- Eye/Face Protection: Safety glasses with side-shields.
- Skin Protection: Gloves and lab coat.
- Respiratory Protection: Use a suitable respirator if ventilation is inadequate.
Section 9: Physical and Chemical Properties
- Appearance: White crystalline solid
- Odor: Odorless
- pH: 5-6 (50 g/L water at 20°C)
- Melting Point: 149.5°C
- Boiling Point: Decomposes before boiling
- Solubility: Soluble in water
Section 10: Stability and Reactivity
- Stability: Stable under recommended storage conditions.
- Incompatible Materials: Strong acids, strong bases, oxidizing agents.
- Hazardous Decomposition Products: Nitrogen oxides, sulfur oxides, hydrogen cyanide.
Section 11: Toxicological Information
- Acute Toxicity:
- Oral LD50: 750 mg/kg (rat)
- Dermal LD50: >2000 mg/kg (rabbit)
- Skin Corrosion/Irritation: May cause skin irritation.
- Serious Eye Damage/Irritation: May cause eye irritation.
- Chronic Effects: Prolonged exposure may cause damage to the thyroid.
Section 12: Ecological Information
- Ecotoxicity: Harmful to aquatic life with long-lasting effects.
- Persistence and Degradability: No data available.
- Bioaccumulative Potential: No data available.
Section 13: Disposal Considerations
- Waste Disposal Methods: Dispose of in accordance with local, regional, national, and international regulations.
Section 14: Transport Information
- UN Number: UN3077
- Transport Hazard Class: 9 (Miscellaneous dangerous substances and articles)
- Packing Group: III
- Environmental Hazards: Marine pollutant
Faq
Additional information
| Weight | 1 kg |
|---|
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