Xylene (mixture of isomers) ≥99.5% (by GC, sum of isomers) semiconductor grade
Supplier: Thermo Scientific
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Warning
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Synonyms:
Dimethylbenzene
19402.K2
19402.M1
ALFA19402.K2EA
119
SGD
ALFA19402.K2
ALFA19402.M1
Xylene (mixture of isomers) ≥99.5% (by GC, sum of isomers) semiconductor grade
Xylene (mixture of isomers)
CAS No.: 1330-20-7
Molecular Formula: (CH3)2C6H4
Formula Weight: 106.17
Flash Point: 29°(84°F)
Physical Form: Liquid
Density: 0.860
Refractive Index: 1.4970
Odour: Aromatic
Melting Point:
Contains a mixture of the ortho, meta, and para isomers of xylene. Also contain ethylbenzene incompatible with strong oxidizing agents.
Formula:
C₆H₄(CH₃)₂ MW: 106,17 g/mol Boiling Pt: 137…144 °C Melting Pt: < –25 °C Density: 0,860 Flash Pt: 29 °C (84 °F) Storage Temperature: Ambient |
MDL Number:
MFCD00077264 CAS Number: 1330-20-7 EINECS: 215-535-7 UN: 1307 ADR: 3,III Merck Index: 14,10081 |
Specification Test Results
Appearance (Color) | Colorless |
Form | Liquid |
Assay (GC), (Sum of Isomers+Ethylbenzene+Toluene) | ≥99.5% |
Chloride content | Max. 3 ppm |
Color (APHA) | Max. 10 |
Free Acid (Titration) | Max. 0.0003 meq/g |
Impurity Content, B | Max. 20 ppb |
Impurity Content, Phosphate | Max. 0.5 ppm |
Impurity Content, Si | Max. 200 ppb |
Water Content (Karl Fischer Titration) | Max. 0.02% |
Total Metal Impurities | <1 ppm |
Heavy Metals (as Pb) | Max. 1000 ppb |
Particle Size (Particle Count at Point of fill) | 1 micron and greater: Max. 10 particles/ml |
Residue on Evaporation | Max. 5 ppm |
Trace Metal | Max. 50 ppb, each of: Al, Ca, Cr, Ga, Fe, Li, Ag |
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