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In stock
Maleic Anhydride (briquette)
Molecule Formula: C4H2O3
CAS No.: 108-31-6
UN No.: 2215
Quality Standards GB3676-92
Items Exellent Product First-
Grade Product Satisfactory Product
Molten colority, No.
(plantinum-cobalt)max 20 50 100
Content(as MA) min 99.5 99.0 98.5
...
Group: Fireproof pastes
In stock
Production name: Propylene Glycol
(PG) Tech grade, USP
Molecular formula: C3H8O2
CAS No.: 57-55-6
Content: 99min
Color (APHA): 15max
Specifie gravity(20/20): 1.035-1.039
Index of retraction: 1.433-1.435
Moisture: 0.2%max
Free acid (as CH3OOH)PPM: 75max
Residuum, ppm: 80max...
Group: Propylene glycol
In stock
Product Name: Pentaerythritol
CAS RN.: 115-77-5
EINECS No. 204-104-9
Molecular Formula: C5H12O4
Specification:
Pentaerythritol 98
Content: 98%Min
Hydroxyl value: 48.5%Min
Heat Loss: 0.2%Max
Ash: 0.05%Max
Phthalic Color: 1
Appearance: White crystal powder or particles...
Group: Fireproof pastes
In stock
Propylene Glycol (usp grade)
Molecular Weight: 76.095
TESTS SPECIFICATIONS
Description/Appearance
Colorless, viscous, clear hygroscopic liquid without odor
Identification IR test
Assay (Purity)
99.8 min
Specific gravity
1.035-1.4010
Index of refraction
1.4307 - 1.433 nD20
Acidity...
Group: Propylene glycol