MSDS Name: Ascorbic acidSynonym: Vitamin C, L-Ascorbic acidChemical Name:
|SECTION 2. COMPOSITION/INFORMATION ON INGREDIENTS|
(5R)-5-[(1S)-1,2-dihydroxyethyl]-3,4-dihydroxfuran-2 (5H)-oneCAS No.: 50-81-7Content: 100% (Ascorbic acid)Hazard Symbols: None Listed.Risk Phrases: None Listed.
Invasive Pathway: Inhalation, ingestion and skinHealth Hazards: No information found. Environment Hazards: No information found. Explosive Hazards: Flammable.
|SECTION 3. HAZARDS IDENTIFICATION|
|SECTION 4. FIRST AID MEASURES|
Immediately lift the upper and lower eyelids eyelid up, flush eyes
with plenty of running water. Get medical aid.Skin:
Flush skin with plenty of water while removing contaminated
clothing and shoes. Get medical aid if irritation develops or
If large amounts are swallowed, get medical aid immediately.Inhalation:
Get medical aid immediately. Remove from exposure and move to
fresh air immediately. If breathing is difficult, give oxygen.
|SECTION 5. FIRE FIGHTNG MEASURES|
Flammable. Fire is possible at elevated temperatures or by contact
with an ignition source.Extinguisher: Dry powder, foam and water spray.Extinguishing Note:
Don't stay in a danger area unless the chemical safeguard and
oxygen supply equipment are prepared, avoiding the chemicals into
the surface water and ground water.
Personal Protection: Don't inhale the steam. Use proper personal protective equipment as
indicated in SECTION 8.Environmental Protection: The chemicals are not allowed to charge into the drainage
|SECTION 6. ACCIDENTAL RELEASE MEASURES|
system without disposal.Cleaning:
Collect and reclaim the leaking-materials with secure method or
transport to a disposal site to further dispose. Then clean the
|SECTION 7. HANDLING AND STORAGE|
Avoid contact with eyes, skin, and clothing. Avoid ingestion and
inhalation. Use adequate ventilation.Storage:
Keep in a tightly closed container, store in a cool, dry,
ventilated place. Store protected from light and incompatible
substances. Containers of this material may be hazardous when empty
since they retain product residues (dust, solids); observe all
warnings and precautions listed for the product.
|SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION|
Use adequate ventilation to keep airborne concentrations low.
Immediately change the contaminated clothing. Daub the skin with
cream. Wash the face and hands after work. Don't inhale its steam.Exposure Limits: No information found.
Personal Protective Equipment:
Eyes: Wear appropriate protective eyeglasses or chemical safety
goggles. Skin: Wear appropriate protective gloves to prevent skin
Clothing: Wear appropriate protective clothing to prevent skin
Respirators: Wear appropriate protective dustproof respirator to
Others: No smoking at the work site. Pay attention to personal
Avoid contacting repeatedly and constantly.
Physical State: SolidColor: White or almost whiteOdor: OdorlesspH:
|SECTION 9. PHYSICAL AND CHEMICALS PROPERTIES|
2.2~2.5 (50 g/L H2
)Melting Point: 190~192ºC (with decomposition)Boiling Point: Not availableFlash Point: Not available
Ignition Temperature: 380ºC
Explosion Limits (lower): Not available.Explosion Limits (upper): Not available.Solubility:
Freely soluble in water (330g/L, 24ºC
), soluble in ethanol (96%)
)Density: 1.65 g/cm3Appearent Density: 500~900 kg/m3Molecular Formula: C6H8O6Molecular Weight: 176.1Specific Optical Rotation: +20.5° ~ +21.5°Other Properties: Becoming discolored on exposure to air and moisture.
|SECTION 10. STABILITY AND REACTIVITY|
Stable under ordinary conditions of use and storage. Aqueous
solutions are rapidly oxidized by air.Conditions to Avoid: Heat and light.Incompatibilities with Other Materials: Metals, especially the copper, iron, aluminum and
zinc. Oxidant, becoming discolored on exposured to air and
moisture.Hazardous Decomposition Products: May produce acrid smoke and irritating fumes
when heated to decomposition.Hazardous Polymerization: Will not occur.
|SECTION 11. TOXICOLOGICAL INFORMATION|
Oral: LD50: 11900 mg/kg (Rat). Investigated as a tumorigen,
mutagen, and reproductive effector.Skin Irritative Test No irritating (Rabbit).Eye Irritative Test Slightly irritating (Rabbit).Other:
Be careful when dispose the product.
Ecological Toxicity: Fish: Onchorhynchus mykiss LC50: 1020mg/L/96 h acid; L.idus LC50:
33000 mg/L/48 h.Biological Degradation: Degradation, will not affect the disposal of waste
|SECTION 12. ECOLOGICAL INFORMATION|
water if in a suitable disposal.Biological Enrichment or Accumulation: Not occur.
|SECTION 13. DISPOSAL CONSIDERATIONS|
Whatever cannot be saved for recovery or recycling should be
managed in an appropriate and approved waste disposal facility.
Processing, use or contamination of this product may change the
waste management options. State and local disposal regulations may
differ from federal disposal regulations. Dispose of container and
unused contents in accordance with federal,
state and local requirements.
|SECTION 14. TRANSPORT INFORMATION|
|SECTION 15. REGULATORY INFORMATION|
Label Hazard Warning:
|SECTON 16. OTHER INFORMATION|
As part of good industrial and personal hygiene and safety
procedure, avoid all unnecessary exposure to the chemical substance
and ensure prompt removal from skin, eyes and clothing.Label First Aid: Not applicable.Product Use: Laboratory Reagent.
The above information is believed to be correct but does not
support to be all inclusive and shall be used only as a guide. The
information in this document is based on the present state of our
knowledge and is applicable to the product with regard to
appropriate safety precautions. The conditions or methods of
handling, storage, use or disposal of the product are beyond our
control and may be beyond our knowledge. It does not represent any
guarantee of the properties of the product. Yibin Ereal Chemical
shall not be held liable for any damage resulting from handling or
from contact with the above product.