Chemicals Reagents X
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p-Xylene, anhydrous, =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 Sure/Seal™ Packaging: 100 mL in Sure/Seal™
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"Xylazine hydrochloride, VETRANAL™, analytical standard"
MilliporeSigmaSynonyms: 2-(2,6-Dimethylphenylamino)-5,6-dihydro-4 H -thiazine hydrochloride Formula: C12H16N2S · HCl Formula Weight: 256.79 CAS No.: 23076-35-9 Storage Temperature: 2-8°C Biochem/physiol Actions: α 2 -Adrenergic receptor agonist, sedative,…
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Xanthine =99.5% (HPLC), purified by recrystallization
MilliporeSigmaSynonym: 2,6-Dihydroxypurine CAS Number: 69-89-6 Empirical Formula (Hill Notation): C5H4N4O2 Molecular Weight: 152.11 Beilstein Registry Number: 8733 EC Number: 200-718-6 MDL Number: MFCD00078453 PubChem…
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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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Xylenes, ACS, 98.5+% (Assay, isomers plus ethylbenzene)
Thermo Scientific ChemicalsFormula: (CH3)2C6H4 Formula weight: 106.17 Purity: 98.5+% (Assay, isomers plus ethylbenzene) CAS Number: 1330-20-7 UN Number: UN1307 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2902.44 Hazard Statements: H226-H312-H332-H315 Flammable liquid and vapour.…
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D-(+)-Xylose, BioXtra, =99%
MilliporeSigmaFormula: C5H10O5 Formula Weight: 150.13 CAS No.: 58-86-6 Purity: ≥99% Other Notes: Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. X3877.pdf Tested metabolites…
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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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Xylose-Lysine Deoxycholate Agar
HiMediaXLD Agar was formulated by Taylor (1-5) for the isolation and differentiation of enteric pathogens including Salmonella Typhi from other Salmonella species. XLD Agar has been recommended for the identification of Enterobacteriaceae (7) and for the microbiological testing of foods, water…
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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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XLD Agar
BDDescription: Selective differential medium for the isolation of Shigella and Providencia from stools
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XTT sodium salt
Thermo Scientific ChemicalsSynonym(s): 2,3-Bis(2-methoxy-4-nitro-5-sulfophenyl)-2H-tetrazolium-5-carboxanilide inner salt Formula: C22H16N7NaO13S2 Formula weight: 673.52 CAS Number: 111072-31-2 Harmonized Tariff Code: 2933.99
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Xanthone
MilliporeSigmaUnited States Pharmacopeia (USP) Reference Standard Synonym(s): 9-Xanthenone Empirical Formula: C13H8O2 Formula Weight: 196.20 Linear Formula: C13H8O2 MDL Number: MFCD00005060 Boiling Point: …
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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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XantPhos Pd G4
MilliporeSigmaMolecular Formula: C53H47NO4P2PdS Molecular Weight: 962.38 Linear Structural Formula: C53H47NO4P2PdS Application: A powerful ligand for classic cross-coupling reactions combined with the Buchwald Fourth Generation Palladacycle. Bench stable, soluble in most organic solvents.
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Xylene Substitute
MilliporeSigmapurum p.a., for microscopy Density: 0.75 g/mL at 20 °C Refractive Index: n 20/D 1.420 RIDADR: UN 3295 3/PG 3
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Xanthydrol, 98+%
Thermo Scientific ChemicalsSynonym(s): 9-Hydroxyxanthene, 9-Xanthenol Formula: C13H10O2 Formula weight: 198.22 Purity: 98+% CAS Number: 90-46-0 Harmonized Tariff Code: 2932.99
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Xmap Sheath Fluid PLUS, 20L, RUO
MilliporeSigmaThe FLEXMAP 3D System(R), Luminex(R) 100, and Luminex 200(TM) Instruments require sheath fluid PLUS to serve as the delivery medium to transport the sample to the instrument's optics. Application: For use with FlexMAP 3D System(R), Luminex 200 System(TM), and Luminex(R) 100 System. Legal…
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o-Xylene, anhydrous, 97%
MilliporeSigmaSynonyms: 1,2-Dimethylbenzene Formula: C6H4(CH3)2 Formula Weight: 106.17 CAS No.: 95-47-6 Purity: 97% Density: 0.879 g/mL at 20 °C(lit.) Packaging: 1, 2 L in Sure/Seal™ Packaging: 100 mL in Sure/Seal™
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p-Xylene
MilliporeSigmapharmaceutical secondary standard; traceable to USP Synonym(s): 1,4-Dimethylbenzene Empirical Formula: C8H10 Formula Weight: 106.17 Linear Formula: C6H4(CH3)2 MDL Number: MFCD00008556 Boiling Point: …
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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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SIAL Xylene Cyanol FF
MilliporeSigmaDye content 75 % Synonym(s): Acid blue 147; Cyanol FF; XC; Xylene Cyanole FF Empirical Formula: C25H27N2NaO6S2 Formula Weight: 538.61 Linear Formula: C25H27N2NaO6S2 …
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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, 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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Xylenecyanol FF, dye content 70%
Thermo Scientific ChemicalsSynonym(s): Acid blue 147, C.I. 42135 Formula: C25H27N2NaO6S2 Formula weight: 538.61 CAS Number: 2650-17-1 Harmonized Tariff Code: 3204.12 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…
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The β-glucuronidase substrate X-Gluc (5-bromo-4-chloro-3-indolyl-β-D-glucuronide) is a colorimetric stain for GUS activity, and is used to identify recombinants containing pBACgus vectors, and LIC GUS Control Insert. X-Gluc Solution is provided as a 20 mg/ml stock solution, ready for…
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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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Storage: -196C UNSPSC Code: 12352200
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X-Gal
ACTGene, Inc.X-Gal is a chromogenic substrate of b-Galactosidase. It is used in conjunction with IPTG for detection of b-Galactosidase activity in bacterial colonies in a colorimetric assay to detect recombinants (white) from non-recombinants (blue). X-Gal is cleaved at the b 1-4 bond between galactose and the…
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o-Xylylene dichloride, 98%
Thermo Scientific ChemicalsSynonym(s): 1,2-Bis(chloromethyl)benzene, alpha,alpha'-Dichloro-o-xylene Formula: C8H8Cl2 Formula weight: 175.06 Purity: 98% CAS Number: 612-12-4 UN Number: UN2928 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code: 2903.99 Hazard Statements: H330-H314-H318-H302…
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m-Xylylenediamine, 0.99
MilliporeSigmaSynonyms: 1,3-Bis(aminomethyl)benzene; alpha,alpha'-Diamino-m-xylene CAS Number: 1477-55-0 Formula: C8H12N2 Formula Weight: 136.19 Linear Formula: C6H4(CH2NH2)2 MDL No.: MFCD00008119 Purity: 0.99 Boiling Point: 265 C/745 mmHg(lit.) Density: 1.032 g/mL at 25 C(lit.) …
