Chemicals Reagents X
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"p-Xylene, analytical standard"
MilliporeSigmaSynonyms: 1,4-Dimethylbenzene Formula: C6H4(CH3)2 Formula Weight: 106.17 CAS No.: 106-42-3 Purity: ≥99.5% (GC) Density: 0.861 g/mL at 20 °C(lit.) Packaging: 5, 50 mL in glass bottle
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Xanthone, 99%
Thermo Scientific ChemicalsSynonym(s): Xanthen-9-one Formula: C13H8O2 Formula weight: 196.21 Purity: 99% CAS Number: 90-47-1 Harmonized Tariff Code: 2932.99
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p-Xylylene dibromide, 97%
Thermo Scientific ChemicalsSynonym(s): 1,4-Bis(bromomethyl)benzene, alpha,alpha'-Dibromo-p-xylene Formula: C8H8Br2 Formula weight: 263.96 Purity: 97% CAS Number: 623-24-5 UN Number: UN3261 Hazard Class: 8 Packing Group: II Harmonized Tariff Code: 2903.99 Hazard Statements: H314-H318 Causes…
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Xylene, Scintillation Grade, 4 Liter Bottles, 4 Bottles per Case
RPI (Research Products International)WARNING! This product can expose you to Ethyl benzene, a chemical which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.
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XPhos Pd G4 95%
MilliporeSigmaMolecular Formula: C47H64NO3PPdS Molecular Weight: 860.47 Linear Structural Formula: C47H64NO3PPdS Purity: 95% Melting Point: 150 C Application: A powerful ligand for classic cross-coupling reactions combined with the Buchwald Fourth Generation Palladacycle. Bench stable,…
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D-(+)-Xylose, =99%
MilliporeSigmaFormula: C5H10O5 Formula Weight: 150.13 CAS No.: 58-86-6 Purity: ≥99% Quality: White to off-white. Packaging: 1 kg in poly bottle Packaging: 10 mg in autosample vial Packaging: 500 g in poly bottle
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Xylazine United States Pharmacopeia (USP) Reference Standard
MilliporeSigmaThis product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and…
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Xylenes
Honeywell Research ChemicalsStorage condition: Room Temperature UN Number: UN 1307 GHS pictograms: GHS07;GHS08;GHS02 Signal Words: Danger H Statements: H312 + H332;H315;H319;H373;H335;H304;H226 P Statements: P284;P280;P260;P302 + P352;P308 + P313;P305 + P351 + P338;P304 + P340;P301 + P330 + P331 Package…
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Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Synonyms: Xylometazoline hydrochloride;…
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SIGMA XAV939 >=98% (HPLC)
MilliporeSigmaSynonym(s): 3,5,7,8-Tetrahydro-2-[4-(trifluoromethyl)phenyl]-4H-thiopyrano[4,3-d]pyrimidin-4-one Empirical Formula: C14H11F3N2OS Linear Formula: C14H11F3N2OS Formula Weight: 312.31 MDL Number: …
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Xanthan from Xanthomonas campestris
MilliporeSigmaSynonyms: Xanthan gum from Xanthomonas campestris; Gum xanthan MDL Number: MFCD00131256 Application: Xanthan gum is an anionic polysaccharide composed of a ß-(1?4)-D-glucopyranose glucan backbone with side chains of (1?3)-a-D-mannopyranose-(2?1)-ß-D-glucuronic acid-(4?1)-ß-D-mannopyranose…
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Xylenes, mixed, 97+%
Thermo Scientific ChemicalsSynonym(s): Dimethylbenzenes + ethylbenzene Formula: C8H10 Formula weight: 106.17 Purity: 97+% CAS Number: 1330-20-7 UN Number: UN1307 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2902.44 Hazard Statements: H226-H312-H332-H315 Flammable liquid and vapour.…
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Xylene Substitute
MilliporeSigmaEC Number: 265-068-8 General Description Non-toxic xylene replacement. Compatible with all tissue processors. May not be compatible with all permanent mounting medias.
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Xylenes, Histological Grade
Spectrum ChemicalGrade: Histological Grade CAS No.: 1330-20-7 UN No.: UN1307 Class: 3 Pkg. Group: PG III
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Synonym(s): Pentopan Mono BG ® MDL Number: MFCD00132594 Storage: 2-8°C
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XLD Agar Granulated, 500G
MilliporeSigmaFormula: Mixture Formula Weight: N/A CAS Number: Synonym(s): Xylose Lysine Deoxycholate Agar Description: Typical Composition (g/L): Yeast extract 3.0; sodium chloride 5.0; D(+)xylose 3.5; lactose 7.5; sucrose 7.5; L(+)lysine 5.0; sodium deoxycholate 2.5; sodium thiosulfate…
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XPhos Pd G1
MilliporeSigmaMaterial may contain up to 5% pentane Synonyms: (2-Dicyclohexylphosphino-2',4',6'-triisopropyl-1,1'-biphenyl)[2-(2-aminoethyl)phenyl)]palladium(II) chloride; (XPhos) palladium(II) phenethylamine chloride;…
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XMD8-87 >=98% (HPLC)
MilliporeSigmaSynonyms: 5,11-Dihydro-2-[[2-methoxy-4-(4-methyl-1-piperazinyl)phenyl]amino]-11-methyl-6H-pyrimido[4,5-b][1,4]benzodiazepin-6-one; ACK1-B19 Molecular Formula: C24H27N7O2 Molecular Weight: 445.52 Linear Structural Formula: C24H27N7O2 MDL Number: MFCD30742941 Purity: >=98% (HPLC)…
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Xylene, Reagent Grade, 4 Liter Bottle
RPI (Research Products International)Colorless liquid Flammable Flash Point: 29°C Boiling Point: 137-140°C WARNING! This product can expose you to Ethyl benzene, a chemical which is known to the State of California to cause Cancer. For more information go to www.P65Warnings.ca.gov.
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Xanthosine
MilliporeSigmaMolecular Formula: C10H12N4O6 Molecular Weight: 284.23 Linear Structural Formula: C10H12N4O6 MDL Number: MFCD00005726 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not…
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p-Xylylenediamine, 97%
Thermo Scientific ChemicalsSynonym(s): 1,4-Bis(aminomethyl)benzene, p-Phenylenebismethylamine Formula: C8H12N2 Formula weight: 136.20 Purity: 97% CAS Number: 539-48-0 UN Number: UN3259 Hazard Class: 8 Packing Group: II Harmonized Tariff Code: 2921.59 Hazard Statements: H314-H318 Causes severe…
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Synonym(s): 1,4-β-D-Xylanxylanohydrolase; endo-1,4-β-Xylanase MDL Number: MFCD00132594 Storage: 2-8°C
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X-34 >=90% (HPLC)
MilliporeSigmaSynonyms: 1,4-Bis(3-carboxy-4-hydroxyphenylethenyl)benzene Molecular Formula: C24H18O6 Molecular Weight: 402.4 Linear Structural Formula: C24H18O6 MDL Number: MFCD30474509 Purity: >=90% (HPLC) Storage: 2-8C Biochem Physiol Actions: X-34 is a fluorescent,…
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XLT4 Agar Supplement
MilliporeSigmafor microbiology Synonym(s): Sodium tetradecyl sulfate Empirical Formula: C14H29NaO4S Formula Weight: 316.43 Linear Formula: C14H29NaO4S MDL Number: MFCD00072416 RIDADR: UN 3265 8 / PGII
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Xylene (isomeric mixture) for histology
MilliporeSigmafor histology Melting Point: -25 C Density: 0.87 g/cm3 at 20 C Application: Histological and cytological grade solvent for tissue processing, deparaffinization, and clearing.
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p-Xylene, for HPLC, =99%
MilliporeSigmaSynonyms: 1,4-Dimethylbenzene Formula: C6H4(CH3)2 Formula Weight: 106.17 CAS No.: 106-42-3 Purity: ≥99% Density: 0.861 g/mL at 20 °C(lit.) Packaging: 1, 2 L in glass bottle Packaging: 100 mL in…
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m-Xylene, anhydrous, =99%
MilliporeSigmaSynonyms: 1,3-Dimethylbenzene Formula: C6H4(CH3)2 Formula Weight: 106.17 CAS No.: 108-38-3 Purity: ≥99% Density: 0.868 g/mL at 25 °C(lit.) Packaging: 1, 2, 4 x 2 L in Sure/Seal™ Packaging: 100 mL in Sure/Seal™
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This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and…
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Xylose Disks suitable for microbiology
MilliporeSigmaStorage: 2-8C Application: Xylose Disks are used to differentiate bacteria on the basis of carbohydrate fermentation abilities.