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Maleic Acid Extra Pure
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Maleic Acid Extra Pure is a high-purity organic compound valued for its strong acidic properties and wide range of laboratory and industrial applications. It appears as a white crystalline solid and is primarily used in organic synthesis, particularly in the production of polymers, resins, and plasticizers. In research laboratories, Maleic Acid serves as a buffering agent, a precursor to fumaric acid, and an intermediate in various chemical reactions. Its excellent solubility in water and compatibility with other reactants make it especially useful in biochemical and analytical procedures. The extra pure grade ensures minimal contamination, providing reliable results in sensitive experiments and high-precision manufacturing processes.
Description
Maleic Acid Extra Pure
Primary Laboratory Uses:
- pH Buffer Preparation:
- Commonly used in the preparation of buffer solutions for biological and chemical experiments due to its defined pKa values.
- Intermediate in Organic Synthesis:
- Acts as a precursor or reactant in laboratory synthesis of esters, anhydrides, and other organic compounds.
Secondary Laboratory Uses:
- Analytical Chemistry:
- Used in complexometric titrations and other analytical methods involving organic acids.
- Study of Geometrical Isomerism:
- Useful in educational demonstrations and experiments comparing cis-trans isomerism (with fumaric acid).
- Polymer Research:
- Sometimes employed in laboratory studies of copolymerization reactions, especially with styrene or vinyl acetate.
PRODUCT KEY FEATURES
1. Basic Identification Attributes
- Chemical Name: Maleic Acid
- Synonyms: Cis-butenedioic acid, Toxilic acid
- CAS Number: 110-16-7
- Molecular Formula: Câ‚„Hâ‚„Oâ‚„
- Molecular Weight: 116.07 g/mol
- Appearance: White crystalline solid
- Odor: Odorless or slight acid-like smell
- Solubility: Very soluble in water, alcohol, and acetone
- Grade: Extra Pure
2. Safety & Hazard Attributes
- GHS Classification:
- Skin Corrosion/Irritation – Category 2
- Eye Damage/Irritation – Category 1
- Specific Target Organ Toxicity (Single Exposure) – Category 3
- Acute Toxicity (Oral) – Category 4
- Hazard Statements:
- H302: Harmful if swallowed
- H315: Causes skin irritation
- H318: Causes serious eye damage
- H335: May cause respiratory irritation
- Precautionary Statements:
- P261: Avoid breathing dust
- P264: Wash hands thoroughly after handling
- P280: Wear protective gloves/protective clothing/eye protection/face protection
- P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes
- P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor
- Personal Protective Equipment (PPE):
- Safety goggles
- Chemical-resistant gloves
- Lab coat
- Dust mask or respirator if handling large amounts or powder form
- First Aid Measures:
- Inhalation: Remove to fresh air; seek medical attention if symptoms persist
- Skin Contact: Wash with soap and water; remove contaminated clothing
- Eye Contact: Rinse cautiously with water for several minutes; seek medical advice
- Ingestion: Rinse mouth; do not induce vomiting; get medical help
- Fire Hazards:
- Non-flammable but may decompose upon heating to release carbon oxides
- Use dry chemical, water spray, COâ‚‚, or foam for extinguishing nearby fire
3. Storage & Handling Attributes
- Storage Conditions:
- Store in a tightly sealed container
- Keep in a cool, dry, and well-ventilated area
- Protect from moisture and direct sunlight
- Handling Tips:
- Avoid contact with skin, eyes, and clothing
- Use in a fume hood or well-ventilated area to avoid inhalation of dust
- Clean up spills immediately using appropriate PPE
4. Laboratory Applications
- Primary Uses:
- Intermediate in organic synthesis of resins, coatings, and plasticizers
- Reagent in analytical chemistry for identifying and complexing metal ions
- pH adjustment and buffer preparation in lab environments
- Secondary Uses:
- Precursor in polymer manufacture (e.g., maleic anhydride-derived resins)
- Educational experiments on cis-trans isomerism (comparison with fumaric acid)
- Corrosion inhibition studies in research
SAFETY HANDLING PRECAUTIONS
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Wear a lab coat, nitrile gloves, and chemical safety goggles.
- Use a dust mask or operate in a fume hood to minimize inhalation.
Handling:
- Avoid contact with skin, eyes, and clothing.
- Prevent dust formation and avoid breathing dust or vapors.
- Wash thoroughly after handling.
- Use only in well-ventilated areas.
Storage:
- Store in a cool, dry, well-ventilated location.
- Keep the container tightly sealed and protected from moisture.
- Keep away from strong oxidizing agents and bases.
FIRST AID MEASURES
Inhalation:
- Move the person to fresh air immediately.
- Seek medical attention if breathing becomes difficult or if symptoms persist.
Skin Contact:
- Wash affected areas thoroughly with soap and water.
- Remove contaminated clothing.
- Get medical attention if irritation or burns occur.
Eye Contact:
- Rinse cautiously with clean water for at least 15 minutes.
- Remove contact lenses if present and easy to do.
- Seek immediate medical help.
Ingestion:
- Rinse mouth with water.
- Do not induce vomiting.
- Seek medical advice or contact a poison center immediately.
FIRE FIGHTING MEASURES
Flammability:
- Maleic acid is combustible in fine powder or high temperature.
Extinguishing Media:
- Use dry chemicals, COâ‚‚, or foam.
- Water spray may be used to cool containers but may spread dust.
Hazardous Combustion Products:
- Can release carbon monoxide (CO), carbon dioxide (COâ‚‚), and irritating fumes when decomposed by heat.
Firefighter Protection:
- Wear self-contained breathing apparatus (SCBA) and full protective clothing.
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