Chemicals Reagents O
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Oil Red O certified by the Biological Stain Commission
MilliporeSigmaSynonym: 1-([4-(Xylylazo)xylyl]azo)-2-naphthol, 1-[2,5-Dimethyl-4-(2,5-dimethylphenylazo)phenylazo]-2-naphthol, Solvent Red 27 CAS Number: 1320-06-5 Empirical Formula (Hill Notation): C26H24N4O Molecular Weight: 408.49 Colour Index Number: 26125 …
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Octinoxate
MilliporeSigmapharmaceutical secondary standard; traceable to USP Synonym(s): 2-Ethylhexyl 4-methoxycinnamate; 4-Methoxycinnamic acid 2-ethylhexyl ester; OMC; Octyl methoxycinnamate Empirical Formula: C18H26O3 Formula Weight: 290.40 Linear Formula: …
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Oxygenates - WP Proficiency Testing Material
MilliporeSigmaOxygenates - WP proficiency testing material is produced in accordance with ISO/IEC 17043:2010. The PT portfolio allows our test components to offer significant performance data to monitor and prove competency to customers, accreditation bodies or both.Supelco(R) is a global proficiency testing…
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SRM 3672_cert Storage: -70C Legal Information: SRM is a registered trademark of National Institute of Standards and Technology
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"Oryzalin, PESTANAL®, analytical standard"
MilliporeSigmaFormula: C12H18N4O6S Formula Weight: 346.36 CAS No.: 19044-88-3 Legal Information: PESTANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH
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Oxypeucedanin phyproof(R) Reference Substance
MilliporeSigmaThis substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG Synonyms: …
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ALDRICH 4-Oxo-2-thioxo-3-thiazolidinylacetic acid, >=99%
MilliporeSigmaSynonym(s): Rhodanine-3-acetic acid Empirical Formula: C5H5NO3S2 Linear Formula: C5H5NO3S2 Formula Weight: 191.23 MDL Number: MFCD00005491 Purity: ≥99% Melting Point: …
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o-Xylene reagent grade, =98.0%
MilliporeSigmaSynonym: 1,2-Dimethylbenzene CAS Number: 95-47-6 Linear Formula: C6H4(CH3)2 Molecular Weight: 106.17 Beilstein Registry Number: 1815558 EC Number: 202-422-2 MDL Number: MFCD00008519 Packaging 1, 4 L in…
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Synonyms: 1-[Bis(dimethylamino)methylen]-5-chlorobenzotriazolium 3-oxide tetrafluoroborate N,N,N,N-Tetramethyl-O-(6-chloro-1H-benzotriazol-1-yl)uronium tetrafluoroborate TCTU Purity Limit: ≥ 98% (HPLC) CAS No.: 330641-16-2 Molecular Formula: C11H15BClF4N5O Molecular Weight: 355.53 …
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Organex-Q® Cartridge For Super-Q® systems
MilliporeSigmaOrganex-Q® Cartridge 55 cm (22") is a replacement cartridge for the Super-Q® system used to remove trace organics and inorganics from ultrapure water. It contains nuclear grade mixed bed ion-exchange resin and activated carbon. Synonyms: Organex-Q® Cartridge 55 cm (22") Application: Removes…
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Device Configuration: Capsule Synonyms: Optiscale Capsule Polygard -CN 5.0 mum1/4 in. HB/HB Legal Information: POLYGARD is a registered trademark of Merck KGaA, Darmstadt, Germany Other Notes: These products are manufactured in a facility which adheres to FDA Good Manufacturing Practices.
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Oxidizer 0.02 M, configured for ABI
MilliporeSigmaMDL Number: MFCD00677190 Purity: 3.9-4.7 g/L (Iodine content, titration) Other Notes: Oxidizer solution, containing tetrahydrofuran (THF), pyridine, iodine and water, is applied to oxidize the chemically unstable trivalent phosphorous triester linkage formed in the coupling reaction to a…
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1-Octene
MilliporeSigmaanalytical standard Empirical Formula: C8H16 Formula Weight: 112.21 Linear Formula: CH3(CH2)5CH=CH2 MDL Number: MFCD00009548 Purity: ≥99.5% (GC) Boiling Point: 122-123 °C(lit.) Melting Point: …
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Octane, anhydrous, =99%
MilliporeSigmaSynonyms: n -Octane Formula: CH3(CH2)6CH3 Formula Weight: 114.23 CAS No.: 111-65-9 Purity: ≥99% Density: 0.703 g/mL at 25 °C(lit.) Other Notes: Pure-Pac ® II containers require the Micromatic MacroValve coupler for…
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Device Configuration: Capsule Synonyms: Optiscale Durapore 0.22 mum 3/4 in. TC-1/4 in. HB Legal Information: OPTISCALE is a registered trademark of Merck KGaA, Darmstadt, Germany Other Notes: These products are manufactured in a facility which adheres to FDA Good Manufacturing Practices.
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Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.
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Oxalyl chloride, 2M soln. in dichloromethane
Thermo Scientific ChemicalsFormula: C2Cl2O2 Formula weight: 126.93 CAS Number: 79-37-8 UN Number: UN2922 Hazard Class: 8 Packing Group: II Harmonized Tariff Code: 2917.19 Hazard Statements: H331-H314-H318-H351 Toxic if inhaled. Causes severe skin burns and eye damage. Causes serious eye damage.…
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ALDRICH Orcinol, 97%
MilliporeSigmaSynonym(s): 5-Methylresorcinol Formula: CH3C6H3-1,3-(OH)2 Formula Weight: 124.14 CAS No.: 504-15-4 Purity: 97% Packaging: 5, 25 g in glass bottle
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Device Configuration: Capsule Synonyms: Optiscale Capsule Polygard -CN 1.2 mum 3/4 in. TC/TC Legal Information: POLYGARD is a registered trademark of Merck KGaA, Darmstadt, Germany Other Notes: These products are manufactured in a facility which adheres to FDA Good Manufacturing Practices.
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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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Device Configuration: Capsule Synonyms: Opticap XL5 Polygard-CN 5.0 mum 3/4 in. TC/TC Legal Information: POLYGARD is a registered trademark of Merck KGaA, Darmstadt, Germany Other Notes: These products are manufactured in a facility which adheres to FDA Good Manufacturing Practices.
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3-Octanol
MilliporeSigmaanalytical standard Synonym(s): Ethyl pentyl carbinol Empirical Formula: C8H18O Formula Weight: 130.23 Linear Formula: CH3(CH2)4CH(OH)CH2CH3 MDL Number: MFCD00004590 Purity: ≥98.5% (GC) Boiling…
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1-Octyne-3-ol, 99% (GC)
AFG BioscienceCAS # 818-72-4 Synonyms: Ethynyl pentyl carbinol MDL No.: MFCD00004588 Molecular Formula: C8H14O Molecular Weight: 126.2 Purity Limit: 99% (GC) Refractive Index: (n20D) = 1.439-1.445 Storage Temp: Store at 0-8 °C Appearance: Colorless to light yellow liquid
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Oxybenzone-(phenyl-d5) PESTANAL(R), analytical standard
MilliporeSigmaSynonyms: (2-Hydroxy-4-methoxyphenyl)phenyl-2,3,4,5,6-d5-methanone; 2-Hydroxy-4-methoxybenzophenone-(phenyl-d5) Molecular Formula: C14D5H7O3 Molecular Weight: 233.27 Linear Structural Formula: C14D5H7O3 MDL Number: MFCD11983571 Purity: >=98.0% (GC) Storage: 2-8C Legal…
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Oxypurinol
MilliporeSigmaanalytical standard Empirical Formula: C5H4N4O2 Formula Weight: 152.11 Linear Formula: C5H4N4O2 MDL Number: MFCD00056934 Purity: ≥98.0% (HPLC)
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n-Octadecane, 99%
Thermo Scientific ChemicalsFormula: CH3(CH2)16CH3 Formula weight: 254.50 Purity: 99% CAS Number: 593-45-3 Harmonized Tariff Code: 2901.10 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …
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COD Test Vials
Bioscience, Inc.Micro-COD test method saves time and money Ideal for waste water effluent testing Faster than the BOD method Identify system upsets in as little as 15 minutes Use for NPDES reporting purposes- mercury versions are EPA approved Reads out directly in ppm on the SMART Colorimeter…
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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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ALDRICH 1,8-Octanedithiol, >=97%
MilliporeSigmaSynonym(s): 1,8-Dimercaptooctane Empirical Formula: C8H18S2 Linear Formula: HS(CH2)8SH Formula Weight: 178.36 MDL Number: MFCD00003574 Purity: ≥97% Boiling Point: 269-270 °C(lit.) Density: …