Xylene (mixture of isomers) ≥99.5% (by GC, sum of isomers) semiconductor grade

Supplier: Thermo Scientific
Warning

Synonyms: Dimethylbenzene

19402.K2 19402.M1
19402.K2EA 73.5 GBP
19402.K2 19402.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: -25° Boiling Point: 137-144° Beilstein Reference: 1901563 Merck Reference: 14,10081 UN No.: 1307 MDL No.: MFCD00077264


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
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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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