Powdered Vitamin A Palmitate Extra Pure

1. Basic Identification Attributes

• Chemical Name: Retinyl Palmitate (Vitamin A Palmitate)

• CAS Number: 79-81-2

• HS Code: 2936.10.00

• Molecular Formula: C₃₆H₆₀O₂

• Synonyms:
  • Retinol palmitate

  • All-trans-retinyl palmitate

  • Vitamin A ester

  • Retinol hexadecanoate

2. Physical & Chemical Properties

• Physical State: Powder (commonly mixed with carriers like starch or gelatin for stability)

• Color & Odor: Yellow to yellow-orange; mild odor

• Boiling Point & Melting Point:
  • Melting Point: ~28–30 °C (pure ester)

  • Boiling Point: Decomposes before boiling

• Density/Specific Gravity: ~0.94–0.97 g/cm³ (oil form); varies when powdered with carriers

• Solubility:
  • Insoluble in water

  • Soluble in fats and organic solvents (e.g., ethanol, chloroform)

• pH Level: Not applicable (non-aqueous compound)

• Vapor Pressure & Volatility: Very low volatility

• Flash Point: >100 °C (typically for oil form)

• Autoignition Temperature: Not readily available

• Viscosity: Not applicable in powder form

3. Safety & Hazard Attributes

• Hazard Class (GHS Classification):
  • Not classified as hazardous under GHS for normal handling

  • May cause mild skin or eye irritation in dust form

• NFPA Ratings:
  • Health: 1

  • Flammability: 1

  • Reactivity: 0

• Exposure Limits:
  • No established OSHA/ACGIH limits for retinyl palmitate

  • General good hygiene practices advised

• Reactivity:
  • Stable under normal storage

  • Sensitive to light, air, and heat (oxidizes easily)

4. Storage & Handling Attributes

• Storage Conditions:
  • Store in airtight, light-resistant containers

  • Cool, dry, dark place (preferably below 25°C)

• Incompatible Materials:
  • Oxidizing agents, acids, bases

• Container Type:
  • Amber glass or HDPE container with oxygen barriers

• Shelf Life & Expiration Date:
  • Typically 12–24 months if properly stored

• Special Handling Requirements:
  • Use gloves, avoid inhaling dust

  • Minimize exposure to light and oxygen

5. Regulatory & Compliance Attributes

• Regulatory Status:
  • Approved by FDA (as GRAS) for food and supplement use

  • Listed in REACH, TSCA, EFSA, and other chemical inventories

• Hazard Symbols (GHS Pictograms):
  • None required under typical usage

• Transportation Restrictions:
  • Not classified as hazardous for transport

• Waste Disposal Method:
  • Dispose of according to local regulations

  • Avoid release into drains or natural waters

6. Environmental & Health Impact

• Ecotoxicity:
  • Low environmental impact in normal quantities

  • Degrades with sunlight and microbial activity

• Persistence in Environment:
  • Biodegradable but photo-sensitive

• Carcinogenicity/Mutagenicity:
  • Not classified as carcinogenic

  • High doses may cause toxicity (hypervitaminosis A) in humans

• Biodegradability:
  • Readily biodegradable under normal environmental conditions