Niacine Powder
Other Names: Nicotinic Acid, Vitamin B3
CAS Number: 59-67-6
Sum Formula: C6H5NO2
Molar Mass: 123.11 g/mol
Appearance: White, odorless, crystalline powder
Nicotinic acid is an essential water-soluble vitamin (Vitamin B3), which plays a critical role in metabolic processes. It is involved in the biosynthesis of nicotinamide adenine dinucleotide (NAD) and nicotinamide adenine dinucleotide phosphate (NADP), essential cofactors in cellular redox reactions.
Applications
Cosmetics and Personal Care:
Incorporated into skincare products for its anti-inflammatory and soothing effects.
Used in formulations for skin health, particularly in products targeting acne, hyperpigmentation, and other dermatological conditions.
Industrial Uses:
Employed in the production of polymers and resins.
Used as a precursor in the synthesis of certain chemicals, including herbicides and insecticides.

Safety
Signal Word: Warning
Hazard Statements:
H319: Causes serious eye irritation.
Precautionary Statements:
P101: If medical advice is needed, have product container or label at hand.
P102: Keep out of reach of children.
P264: Wash hands thoroughly after handling.
P280: Wear eye protection.
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P337+P313: If eye irritation persists: Get medical advice/attention.
First Aid Measures
Eye Contact: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention if irritation persists.
Skin Contact: Wash with soap and water. Remove contaminated clothing. Seek medical attention if irritation occurs.
Inhalation: Move to fresh air. Seek medical attention if symptoms persist.
Ingestion: Rinse mouth with water. Do not induce vomiting. Seek medical attention if discomfort occurs.
Handling and Storage
Storage Conditions: Store in a cool, dry place, tightly closed. Keep container away from moisture and incompatible materials.
Handling Precautions: Use appropriate personal protective equipment, particularly eye protection, when handling. Avoid contact with eyes and skin.
