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Product Name: Total Dietary Fiber Assay Kit
Product Code: TDF-100A
Supplier: Megazyme International, Bray Business Park, Bray, Co. Wicklow, Ireland
Contact Number: +353 1 2861220
Recommended Use: Analysis of dietary fiber content in food samples
Emergency Telephone: +353 86 2438758
Classification: Most kit components do not meet classification criteria as hazardous substances under GHS/CLP regulations. Enzymes and chemical reagents may cause irritation to skin, eyes, or respiratory system.
Label Elements: Some vials may carry irritant or warning labels. Refer to individual component labels for pictograms and precautionary statements.
Potential Hazards: Possible sensitization from repeated exposure to enzyme powders or dust. Risk of eye irritation from strong acids present in certain reagents.
Other Hazard Information: Avoid inhaling dust or contact with reactive chemicals such as sulfuric acid or sodium hydroxide.
Mixed Enzyme Powder: Contains thermostable α-amylase (from Bacillus licheniformis), protease (from Bacillus licheniformis), amyloglucosidase (from Aspergillus niger), with stabilizers and salts.
Buffer Reagent: Phosphate buffered saline in aqueous medium.
Gravimetric Standards: Corn starch, cellulose, and other plant polysaccharides.
Chemical Additives: Contains sulfuric acid (H2SO4), sodium hydroxide (NaOH), ethanol (EtOH) in specific vials.
Concentration: Each kit part contains uniquely formulated concentrations; refer to kit insert for gram quantities.
CAS Numbers: α-amylase (9000-90-2), protease (9014-01-1), sodium hydroxide (1310-73-2), sulfuric acid (7664-93-9).
Eye Contact: Rinse immediately with plenty of water for at least 15 minutes. Remove contact lenses and seek medical attention.
Skin Contact: Wash area thoroughly with soap and water. Remove contaminated clothing and consult a physician if irritation develops.
Inhalation: Move to fresh air. If experiencing difficulty in breathing, seek medical attention.
Ingestion: Rinse mouth with water. Do not induce vomiting unless directed by a healthcare provider. Seek medical help.
General Notes: Wash hands after handling all kit components, especially before eating or drinking.
Suitable Extinguishing Media: Use water spray, carbon dioxide, dry chemical, or foam. Assess the situation to select methods that suit the chemical involved.
Hazards from Combustion: Burning enzymes and reagents may produce irritating or toxic fumes (carbon oxides, sulfur oxides, nitrogen oxides).
Special Protective Equipment: Firefighters should wear self-contained breathing apparatus and full protective gear.
Advice for Firefighters: Approach from upwind and prevent contaminated water from entering drains.
Flammability Data: Ethanol component is flammable; keep away from ignition sources.
Personal Precautions: Wear eye and skin protection, avoid dust formation, ensure adequate ventilation.
Spill Cleanup: Absorb liquid spills with inert material (sand, earth, vermiculite) and place in suitable containers for disposal.
Environmental Precautions: Prevent entry into soil, ditches, sewers, and waterways with absorbent barriers.
Methods for Cleaning: Sweep or vacuum up dry enzyme powders; clean surfaces with water and mild detergent.
Handling: Avoid breathing dust or vapors. Wear lab coats, goggles, and gloves. Use in a laboratory equipped with appropriate safety equipment and ventilation.
Avoid: Contact with skin, eyes, and clothing; inhalation of aerosols; spills that can cause slipping.
Storage: Keep containers tightly closed in a cool, dry, well-ventilated area. Separate strong acids and bases.
Storage Conditions: Store refrigerated (2–8°C) unless otherwise stated on label. Prevent from freezing or direct sunlight.
Exposure Limits: No official occupational exposure limits exist for many kit enzymes. For sulfuric acid, ACGIH TLV is 1 mg/m³.
Controls: Use process enclosures, local exhaust ventilation, or other engineering controls.
Personal Protective Equipment: Wear chemical-resistant gloves (nitrile or latex), goggles, lab coat, and, if dust is possible, an approved dust mask.
Hygiene Practices: Do not eat, drink, or smoke during kit use. Wash hands and face after handling.
Appearance: Lyophilized enzyme powders (white or off-white), aqueous buffers (clear or pale color), acid/base solutions (colorless liquids).
Odor: Slightly earthy for some enzymes; acids and ethanol may be pungent.
pH: Buffers typically between pH 4 and 8; acid/base solutions vary.
Solubility: Soluble in water for most reagents; ethanol is miscible.
Boiling/Melting Points: Not determined for powders; ~78°C for ethanol.
Specific Gravity: Approximately 1 for aqueous solutions; may vary depending on reagent.
Chemical Stability: Stable under recommended storage and handling.
Reactivity: Strong acids and bases react with organic material; avoid mixing with incompatible chemicals.
Hazardous Reactions: No dangerous reactions expected under normal conditions, but enzyme dust in air can burn.
Decomposition Products: No hazardous decomposition if stored and used properly; heating can generate CO2, SO2.
Acute Toxicity: No expected acute toxicity under normal laboratory use. Sulfuric acid and sodium hydroxide may cause burns or irritation.
Routes of Exposure: Inhalation, ingestion, skin, and eye contact.
Possible Effects: Enzyme dust can cause allergic reactions or respiratory irritation for sensitive individuals.
Chronic Effects: Repeated contact with enzymes may cause sensitization. Chronic exposure to concentrated acids or bases can affect the respiratory or digestive tract.
Aquatic Toxicity: Low environmental hazard expected from enzyme residues. Concentrated acids or bases can alter local pH in water.
Degradability: Proteins and polysaccharides in enzymes biodegrade rapidly. Diluted acids/bases neutralize in the environment.
Bioaccumulation: No significant bioaccumulation for main ingredients.
Mobility: Components can enter waterways if improperly handled.
Disposal Methods: Dispose of waste in accordance with local, regional, and national guidelines. Pour aqueous liquids down the drain with copious water unless prohibited.
Enzyme Powder: Collect and place in a suitable container for landfill or incineration.
Acids/Bases: Dilute and neutralize before disposal.
Packing: Do not reuse empty containers; rinse and dispose as laboratory waste.
UN Number: Sulfuric acid and sodium hydroxide are classified for transport; consult MSDS for each.
Packing Group: II or III for acids/bases depending on concentration.
Hazard Class: 8 (corrosive) for concentrated acid/base.
Shipping Name: Consult regulatory code for proper shipping name.
Other Info: Store and transport only in original packaging. Enzyme solutions and buffers are generally not regulated for transport.
Labeling: Follows EU Regulation EC 1272/2008 (CLP) and US OSHA GHS standards.
Chemical Inventory: Ingredients listed in major chemical inventories (TSCA, EINECS).
Risk and Safety: Some components assigned R phrases like R36 (irritating to eyes) or S phrases relating to personal protection; see vial labels.
Restrictions: Not for use outside laboratory or by untrained personnel.
Other Regulations: Complies with REACH, WHMIS, and applicable local laws.
