Certificate of Analysis (Typical Standard Specifications)
Purity: ≥98.0% (common specification)
Magnesium (Mg) Content: 21-22%
Appearance: White to slightly gray powder (no visible impurities)
Loss on Drying: ≤0.5%
Heavy Metals: ≤10 ppm
Application 1: Organic Synthesis Catalyst — Used as a strong base catalyst in organic reactions such as esterification, transesterification, condensation and polymerization.
Application 2: Pharmaceutical Intermediate — Precursor for synthesizing various pharmaceutical compounds and chiral intermediates.
Application 3: Chemical Reagent — Used as a laboratory reagent for organic synthesis and material research.
Application 4: Other Fields — Used in the production of catalysts, additives for organic materials, and as a dehydrating agent in organic reactions. Safety, Handling and Storage
GHS Classification: Self-heating Substances and Mixtures (Category 1), Eye Irritation (Category 2A), Acute Aquatic Toxicity (Category 3), Chronic Aquatic Toxicity (Category 3)
Signal Word: Danger
Hazard Statements: H251 (Self-heating: may catch fire), H319 (Causes serious eye irritation), H402 (Harmful to aquatic life), H412 (Harmful to aquatic life with long lasting effects)
Precautionary Statements: P235+P410 (Keep cool; Protect from sunlight), P264 (Wash skin thoroughly after handling), P273 (Avoid release to the environment), P280 (Wear protective gloves/protective clothing/eye protection/face protection), P305+P351+P338 (If in eyes: rinse cautiously with water for several minutes; remove contact lenses if present and easy to do; continue rinsing)
Danger Codes: F (Flammable), Xi (Irritant)
Risk Codes: R11 (Highly flammable), R14 (Reacts violently with water), R36 (Irritating to eyes)
Safety Codes: S26 (In case of contact with eyes, rinse immediately with plenty of water and seek medical advice), S36 (Wear suitable protective clothing), S43 (In case of fire, use dry powder to extinguish)
Toxicity: LD50 orally in Rabbit: > 3160 mg/kg
Storage Precautions: Store below 30 °C in a cool, dry, well-ventilated place; keep container tightly sealed; avoid contact with water, moisture and moist air; store away from strong oxidants and strong acids; store bulk masses with appropriate air gaps between stacks.
Handling Precautions: Avoid forming dust and aerosol; provide suitable ventilation in dust-generating areas; avoid skin and eye contact; wear appropriate personal protective equipment (gloves, goggles, protective clothing); wash hands thoroughly after operation.
Firefighting Measures: Use dry powder as extinguishing medium; do not use water to extinguish; wear self-contained breathing apparatus if necessary; harmful combustion products include carbon oxides and magnesium oxide.
Spill Handling: Wear personal protective equipment; avoid dust inhalation; collect spilled material with dry tools (do not use water); dispose of according to local regulations; avoid release to the environment.
Transportation: UN Number 3181, Hazard Class 4.1, Packing Group II; non-hazardous transportation regulations do not apply; avoid moisture during transportation. 
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