Version 1Last reviewed 18 February 2026Catalogue: C159
1. Identification
Product Identifiers
Product Name
Ascorbic Acid, ACS/ISO Grade - DISCONTINUED
Other Names
L-Ascorbic acid, L-Threoascorbic acid, Antiscorbutic factor, Vitamin C
Product Number(s)
C159
CAS Number
50-81-7
Recommended use of the chemical and restriction on use
Laboratory chemicals, manufacture of substances.
Company Details
ProSciTech Pty Ltd 11 Carlton Street KIRWAN QLD 4817 Australia (07) 4773 9444 pst@proscitech.com proscitech.com.au
Emergency Contact Details
ProSciTech Pty Ltd 11 Carlton Street KIRWAN QLD 4817 Australia (07) 4773 9444 pst@proscitech.com proscitech.com.au
2. Hazards Identification
Classification of the substance or mixture
Not classified.
Label Elements
Signal Words
None
Hazard Statement(s)
Not available.
Precautionary Statement(s)
Not available.
Primary route(s) of entry
Not available.
Human Health
Inhalation
Not available.
Ingestion
Not available.
Eyes
Not available.
Skin
Not available.
Environment
No further relevant information available.
3. Composition / Information on Ingredients
No information provided.
4. First Aid Measures
Ingestion
Never give anything by mouth to an unconscious person. Rinse mouth with water.
Inhalation
If breathed in, move person into fresh air. If not breathing, give artificial respiration.
Skin Contact
Wash off with soap and plenty of water.
Eye Contact
Flush eyes with water as a precaution.
Other Information
No further relevant information available.
5. Firefighting Measures
Suitable extinguishing equipment
Fire
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
HAZCHEM
Not available.
Special protective equipment and precautions for fire fighters
Wear self contained breathing apparatus for fire fighting if necessary.
Special hazards arising from the substance or mixture
Carbon oxides
6. Accidental Release Measures
Personal precautions, protective equipment and emergency procedures
Avoid dust formation. Avoid breathing vapours, mist or gas.
Environmental precautions
Do not let product enter drains.
Methods and materials for containment and clean up
Sweep up and shovel. Keep in suitable, closed containers for disposal.
7. Handling and Storage
Precautions for safe handling
Provide appropriate exhaust ventilation at places where dust is formed. Normal measures for preventive fire protection.
Conditions for safe storage
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Light sensitive.
8. Exposure Controls / Personal Protection
Exposure Standards
Engineering controls
No information available.
Personal protective equipment
Eye and face protection
Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin protection
Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices.
Wash and dry hands.
The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it.
Full contact
Material: Nitrile rubber
Minimum layer thickness: 0.11 mm
Break through time: 480 min
Material tested: Dermatril® (KCL 740 / Aldrich Z677272, Size M)
Splash contact
Material: Nitrile rubber
Minimum layer thickness: 0.11 mm
Break through time: 480 min
Material tested: Dermatril® (KCL 740 / Aldrich Z677272, Size M)
data source: KCL GmbH, D-36124 Eichenzell, phone ±49 (0)6659 87300, e-mail sales@kcl.de, test
method: EN374
If used in solution, or mixed with other substances, and under conditions which differ from EN 374, contact the supplier of the CE approved gloves. This recommendation is advisory only and must be evaluated by an industrial hygienist and safety officer familiar with the specific situation of anticipated use by our customers. It should not be construed as offering an approval for any specific use scenario.
Body protection
Choose body protection in relation to its type, to the concentration and amount of dangerous substances, and to the specific work-place., The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection
Respiratory protection is not required. Where protection from nuisance levels of dusts are desired, use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).
9. Physical and Chemical Properties
General information
Appearance
Solid
Odour
Not available.
pH
1.0 - 2.5 at 176 g/l at 25 °C
Vapour Pressure
Not available.
Density
Not available.
Boiling Point
Not available.
Melting Point
193 °C
Solubility
176 g/l at 20 °C - completely soluble in water
Specific Gravity of Density
Not available.
Flash Point
Not available.
Flammable (Explosive) Limits
Not available.
Ignition Temperature
Not available.
Formula
C6H8O6
10. Stability and Reactivity
Reactivity
No further relevant information available.
Chemical stability
Stable under recommended storage conditions.
Possibility of hazardous reactions
No further relevant information available.
Conditions to avoid
Light.
Incompatible materials
Strong oxidising agents
11. Toxicological Information
Acute effects
LD50 Oral - rat - 11,900 mg/kg
Remarks: Sense Organs and Special Senses (Nose, Eye, Ear, and Taste):Eye:Lacrimation.
Offer surplus and non-recyclable solutions to a licensed disposal company.
14. Transport Information
ADG label required
HAZCHEM
Not available.
UN Number
None.
Proper shipping name
Not regulated.
Transport hazard class
0
Packing group
None.
Environmental hazard
No information available.
Special precautions for users
No information available.
Additional information
No information available.
15. Regulatory Information
Poisons Schedule Number
No information available.
Other Information
No further relevant information available.
16. Other Information
SDS preparation date
18 February 2026
Comments
This information is based on our present knowledge. However, this shall not constitute a guarantee for any specific product features and shall not establish a legally valid contractual relationship.