Reagents, Reagents, X
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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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X-Glucuro Sodium Salt
ACTGene, Inc.Substrate for ß-Glucuronidase. It is converted by the enzyme into an intense blue precipitate. It is used for the detection of the GUS gene in bacterial colonies, e.g. Escherichia coli, or for histochemical applications. For research use. Purity: =98.0% Molecular Formula: C14H12BrClNO7Na …
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XIB4035 >=98% (HPLC)
MilliporeSigmaSynonyms: N4-[7-Chloro-2-[(1E)-2-(2-chlorophenyl)ethenyl]-4-quinolinyl]-N1,N1-diethyl-1,4-pentanediamine Molecular Formula: C26H31Cl2N3 Molecular Weight: 456.45 Linear Structural Formula: C26H31Cl2N3 MDL Number: MFCD00601670 Purity: >=98% (HPLC) Storage: 2-8C Biochem…
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Ximelagatran >=98% (HPLC)
MilliporeSigmaSynonyms: H 376/95; N-[(1R)-1-Cyclohexyl-2-[(2S)-2-[[[[4-[(hydroxyamino)iminomethyl]phenyl]methyl]amino]carbonyl]-1-azetidinyl]-2-oxoethyl]-glycine ethyl ester Molecular Formula: C24H35N5O5 Molecular Weight: 473.57 Linear Structural Formula: C24H35N5O5 Purity: >=98% (HPLC) …
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XLD Agar
BDDescription: Selective differential medium for the isolation of Shigella and Providencia from stools
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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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Xanthan gum from Xanthomonas campestris
MilliporeSigmaSynonym: Gum xanthan CAS Number: 1138-66-2 EC Number: 234-394-2 MDL Number: MFCD00131256 Other Notes A polysaccharide containing glucose, mannose, potassium glucuronate, acetate and pyruvate. Forms a hydrophilic colloid. Packaging 100, 500 g in poly bottle …
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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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p-Xylylene dichloride, 98%
Thermo Scientific ChemicalsSynonym(s): 1,4-Bis(chloromethyl)benzene, alpha,alpha'-Dichloro-p-xylene Formula: C8H8Cl2 Formula weight: 175.06 Purity: 98% CAS Number: 623-25-6 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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(R)-Xyl-SDP(O)
MilliporeSigmaSynonyms: (R)-Xyl-SDP Oxide; [(1R)-7'-[Bis(3,5-dimethylphenyl)phosphino]-2,2',3,3'-tetrahydro-1,1'-spirobi[1H-inden]-7-yl]bis(3,5-dimethylphenyl)phosphine oxide Molecular Formula: C49H50OP2 Molecular Weight: 716.87 Linear Structural Formula: C49H50OP2 Purity: >=95% Storage: …
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Storage: 2-8°C UNSPSC Code: 12352200 RIDADR: NONH for all modes of transport Features and Benefits: • Knock down gene expression over 90% in many different cell types. • Maximize experimental flexibility with a single reagent for siRNA- and…
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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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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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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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Xylene, Reagent Grade, 4 Liter Bottles, 4 Bottles per Case
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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ALDRICH Xenon difluoride, 99.99% trace metals basis
MilliporeSigmaEmpirical Formula: F2Xe Linear Formula: XeF2 Formula Weight: 169.29 MDL Number: MFCD00040538 Purity: 99.99% trace metals basis Melting Point: 129 °C(lit.) Density: 4.32 g/mL at 25 °C(lit.)
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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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Storage: −20°C UNSPSC Code: 12352200 RIDADR: UN1170 - class 3 - PG 2 - Ethanol, solution Features and Benefits: X-tremeGENE HP DNA Transfection Reagent is a high performance reagent that transfects a broad range of eukaryotic cells, including insect cells and…
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Synonyms: Acid blue 147Cyanol FFCI 42135 Grade: For Molecular Biology, Bior Purity Limit: Dye Content: ≥ 75% CAS No.: 2650-17-1 Molecular Formula: C25H27N2O6S2Na Molecular Weight: 538.62 MDL No.: MFCD00040657 Appearance: Green to dark green crystalline powder Comments: …
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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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Riedel-de Haen o-Xylene puriss. p.a., =99.0% (GC)
Honeywell Research ChemicalsStorage condition: Room Temperature UN Number: UN1307 GHS pictograms: GHS07;GHS02;GHS08 Signal Words: Danger H Statements: H226;H412;H304;H335;H319;H315;H312 + H332 P Statements: P284;P210;P260;P243;P280;P308 + P313;P305 + P351 + P338;P304 + P340;P301 + P330 + P331 Package Type: …
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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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Synonym(s): XO Activity Assay Kit Storage: −20°C
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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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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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SUPELCO Xylitol, analytical standard
MilliporeSigmaSynonyms: Xylite Formula: HOCH2[CH(OH)]3CH2OH Formula Weight: 152.15 CAS No.: 87-99-0
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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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ROCHE Xanthine Oxidase (XOD), from cow milk
MilliporeSigmaSpecific Activity: ~1 units/mg protein (At 25 °C with xanthine as the substrate.) UNSPSC Code: 12352204 RIDADR: NONH for all modes of transport Application: Xanthine Oxidase has been used to study tyrosine nitration. Biochem/physiol Actions: Xanthine Oxidase (XOD)…
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o-Xylylene dibromide, 97%
Thermo Scientific ChemicalsSynonym(s): 1,2-Bis(bromomethyl)benzene, alpha,alpha'-Dibromo-o-xylene Formula: C8H8Br2 Formula weight: 263.96 Purity: 97% CAS Number: 91-13-4 UN Number: UN3261 Hazard Class: 8 Packing Group: II Harmonized Tariff Code: 2903.99 Hazard Statements: H314-H318 Causes severe…