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China Maleic anhydride 108-31-6 - China Supplier
China Maleic anhydride 108-31-6 - China Supplier

Maleic anhydride 108-31-6

Price:Negotiable
Industry Category: Others
Product Category:
Brand: 中塑供應(yīng)鏈
Spec: 99.5%;25kg/袋


Contact Info
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  • Contact: 王經(jīng)理
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Description
Additional Information

Chemical FormulaC4H2O3
Molecular Weight98.06
Structural FormulaMaleic Anhydride
Density1.48
Melting Point51-56 °C (lit.)
Boiling Point200 °C (lit.)
Flash Point218°F
Water Solubility79 g/100 mL (25 oC)
Vapor Pressure0.16 mm Hg ( 20 °C)
Vapor Density3.4 (vs air)
Refractive Index1.4688 (estimate)
pKa0[at 20 ℃]
pH Value0.8 (550g/l, H2O, 20℃)Hydrolysis
Storage ConditionsStore below +30°C.
StabilityStable. Combustible. Incompatible with water, strong oxidizing agents, alkali metals, strong bases, amines, common metals, polymerization catalysts, and accelerators.
SensitivityMoisture Sensitive
AppearancePowder
ColorWhite
Merck14,5704
BRN106909
Exposure LimitsNIOSH REL: TWA 1 ppm (0.25 mg/m3), IDLH 10 ppm; OSHA PEL: TWA0.25 ppm; ACGIH TLV: TWA 0.25 ppm with an intended change of 0.1 ppm.
Physicochemical PropertiesOrthorhombic colorless needle-like or flaky crystals. Dissolves in water to form maleic acid. Soluble in ethanol and forms esters.

Industry Category Others
Product Category
Brand: 中塑供應(yīng)鏈
Spec: 99.5%;25kg/袋
Origin: 113701
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