Eosin Yellow ACS Reagent Dye content 85%

Eosin Yellow – Identification of Product
Chemical Code: CHE-I-E01
Chemical Name: Eosin Yellowish for Microscopy
Chemical Grade: ACS Reagent
Chemical Formula: C₂₀H₆Br₄Na₂O₅
Chemical Weight: 691,85 g/mol
CAS No: 17372-87-1
Chemical Synonyms: Acid Red 87, Bromo acid J. TS, XL, or XX, Bromofluorescein, Bronze Bromo ES, Eosin Yellowish 2′,4′,5′,7′-Tetrabromofluorescein Disodium Salt

Hazards Identification
REACH No: No Data Available
Signal Word: Warning
Supplemental Hazard Information:
Additional Hazard Information:

Hazards statements
H319 – Causes serious eye irritation.

Precautionary statements
P305 + P351 + P338 – IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Composition of Chemical
Chemical Formula: C₂₀H₆Br₄Na₂O₅
EC No 1272/2008: No Data Available

First Aid Measures
General Advice: Consult a physician. Show this safety data sheet to the doctor in attendance.
If: Inhaled: If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
If: Skin Contact: Wash off with soap and plenty of water. Consult a physician.
If: Eye Contac: Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
If: Swallowed: Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.
Important Symptoms: The most important known symptoms and effects are described in the labeling section.
Immediate Medical Attention: No Data Available

Firefighting Measures
Extinguishing Media: Use Water spray, Alcohol-resistant foam, Dry chemical or Carbon Dioxide.
Hazards Arising: Carbon Oxides, Hydrogen Bromide gas, Sodium Oxides.
Advice for Firefighters: Wear self-contained breathing apparatus for firefighting if necessary.
Info for Firefighting: Use water spray to cool unopened containers.

Accidental Release Measures
Personal Precautions: Use personal protective equipment.
Avoid dust formation.
Avoid breathing vapours, mist or gas.
Ensure adequate ventilation.
Avoid breathing dust.
Environmental Precautions: Do not let product enter drains.
Method for Containment: Pick up and arrange disposal without creating dust.
Sweep up and shovel.
Keep in suitable, closed containers for disposal.

Handling and Storage
Personal Precautions: Avoid contact with skin and eyes.
Avoid formation of dust and aerosols.
Provide appropriate exhaust ventilation at places where dust is formed.
Normal measures for preventive fire protection.
Environmental Precautions: Store in cool place.
Keep container tightly closed in a dry and well-ventilated place.
Storage class (TRGS 510): Combustible Solids
Exposure Controls | Personal Protection
Derived No Effect Level (DNEL)
Workers | Application Area | Exposure Routes | Health Effect | Value
No Data Available
Consumers | Application Area | Exposure Routes | Health Effect | Value
No Data Available
Predicted No Effect Concentration (PNEC)
No Data Available
Engineering Controls: Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday.
Eye/Face Protection: Safety glasses with side-shields conforming to EN166. 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®
Splash contact –
Material: Nitrile rubber. Minimum layer thickness: 0.11 mm
Break through time: 480 min. Material tested: Dermatril®
Data source: KCL GmbH, D-36124. 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: Impervious clothing. The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory Protection: For nuisance exposures use type P95 (US) or type P1 (EU EN 143) particle r (US) or type ABEKP2 (EU EN 143) respirator cartridges. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).

Physical and Chemical Properties
Appearance: Red crystals with a Bluish tinge, or Brownish-Red powder
Odour: No Data Available
Odour Threshold: No Data Available
pH: No Data Available
Melting Point: No Data Available
Boiling Point: No Data Available
Flash Point: No Data Available
Evaporation: No Data Available
Flammability: No Data Available
Upper/Lower Flammability or Explosive Limits: No Data Available
Vapour pressure: No Data Available
Vapour density: No Data Available
Relative density: No Data Available
Water solubility: Soluble
Partition Coefficien: No Data Available
Auto-ignition Temperature: No Data Available
Decomposition Temperature: No Data Available
Viscosity: No Data Available
Explosive properties: No Data Available
Oxidizing properties: No Data Available
Other Safety Info: No Data Available

Stability and Reactivity
Reactivity: No Data Available
Chemical Stability: Stable under recommended storage conditions.
Possibility of hazardous reactions: No Data Available
Conditions to Avoid: No Data Available
Incompatible Materials: Strong Oxidizing agents
Hazardous Decomposition Products: Hazardous decomposition products formed under fire conditions – Carbon Oxides, Hydrogen Bromide gas, Sodium Oxides.

Toxicological Information
Acute Toxicity: No Data Available
Skin Corrosion/Irritation: No Data Available
Serious Eye damage | Eye Irritation: No Data Available
Cell Mutagenicity: No Data Available
Carcinogenicity: IARC: 3 – Group 3: Not classifiable as to its carcinogenicity to humans.
Reproductive toxicity: No Data Available
Specific Target Organ Toxicity – Single Exposure: No Data Available
Specific Target Organ Toxicity – Repeated Exposure: No Data Available
Aspiration Hazard: No Data Available

Ecological Information
Ecological Toxicity: Toxicity to fish:
LC50 – Oryzias latipes – 1,200 mg/l – 48 h.
Ecological Persistence and degradability: No Data Available
Bio-accumulative Potential: No Data Available
Mobility in Soil: No Data Available
Results of PBT and vPvB Assessment: PBT/vPvB assessment not available as chemical safety assessment not required/not conducted.
Other Adverse Effect: No Data Available

Disposal Considerations
Waste Treatment Methods: Product –
Offer surplus and non-recyclable solutions to a licensed disposal company. Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber.
Contaminated packaging – Dispose of as unused product.

Transport Information
UN Number: ADR/RID: —
IMDG: —
IATA: —
UN Shipping Hazard: ADR/RID: Not dangerous goods
IMDG: Not dangerous goods
IATA: Not dangerous goods
Transport Hazard Class: ADR/RID: —
IMDG: —
IATA: —
Packaging Group: ADR/RID: —
IMDG: —
IATA: —
Environmental Hazards: ADR/RID: no
IMDG Marine pollutant: no
IATA: no
Special Precautions: No Data Available

Regulatory Information
Safety, Health and environmental regulations: This safety datasheet complies with the requirements of Regulation (EC) No. 453/2010.
Chemical Safety Assessment: For this product a chemical safety assessment was not carried out.
Additional Info: RTECS: LM5850000.
To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.

Disclaimer
The information stated above is considered to be correct, but does not claim to be inclusive and shall only be used as a guideline. The information provided by this document is confirmed by our continuous updating of knowledge and adheres to the products appropriate safety precautions. It does not represent any guarantee of the product’s
properties. RLS Chemicals and its Associates shall not be held accountable for any damage’s consequent of handling the above product.

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