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Certified Reference Materials, Rocklabs"에 대한 1265개의 결과

1265 검색 결과: “Certified Reference Materials, Rocklabs”

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Toluidine blue O, powder, Certifiable Grade

Toluidine blue O, powder, Certifiable Grade

Supplier: VWR Chemicals

A blue counterstain often used for metachromatic staining of mast cells, cartilage, and acid mucins. Black to dark green fine powder

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Safranine O, Certifiable Grade

Safranine O, Certifiable Grade

Supplier: VWR Chemicals

Part Fleming Triple stain, a chromosome stain prepared with light green SF and in Gram stain.

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Iodine trichloride (Wijs'reagent) for determination of iodine value, traceable to NIST Standard Reference Material (SRM)

Iodine trichloride (Wijs'reagent) for determination of iodine value, traceable to NIST Standard Reference Material (SRM)

Supplier: VWR Chemicals

Iodine trichloride (Wijs'reagent) for determination of iodine value, traceable to NIST Standard Reference Material (SRM)

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Sodium hydroxide 4 N in aqueous solution, BAKER ANALYZED® volumetric solution, J.T.Baker®

Sodium hydroxide 4 N in aqueous solution, BAKER ANALYZED® volumetric solution, J.T.Baker®

Supplier: Avantor

Standardisation at 25 °C traceable to NIST Standard Reference Material.

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Sodium hydroxide 2 N, BAKER ANALYZED® volumetric solution, J.T.Baker®

Sodium hydroxide 2 N, BAKER ANALYZED® volumetric solution, J.T.Baker®

Supplier: Avantor

Standardisation at 25°C traceable to NIST Standard Reference Material.

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Sodium hydroxide 1 N in aqueous solution, BAKER ANALYZED®, Laboratory Reagent volumetric solution, J.T.Baker®

Sodium hydroxide 1 N in aqueous solution, BAKER ANALYZED®, Laboratory Reagent volumetric solution, J.T.Baker®

Supplier: Avantor

Standardisation at 25°C traceable to NIST Standard Reference Material.

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Fast green FCF, Certifiable Grade

Fast green FCF, Certifiable Grade

Supplier: VWR Chemicals

Bluish-green dye that is soluble in alcohol. Can be used with safranin as a stain for plant tissue and for demonstrating nuclear histones.

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Congo red, certified

Congo red, certified

Supplier: VWR Chemicals

Congo red, certified

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Brilliant green, certified

Brilliant green, certified

Supplier: VWR Chemicals

A stain for differentation of E.coli from S.typhosa. Also used in bacteriological media. Colour index: 42040

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VWR®, High Performance Blender Bags

VWR®, High Performance Blender Bags

Supplier: VWR Collection

Complete range of bags, sterile and alimentary certified, for safe and quick preparation of solid samples before microbiological and chemical analysis. Bags are resistant for three minutes blending (frequency 4 t/second). They fit all conventional 400 ml laboratory blenders, and are adapted to all samples.

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Neutral red, Certifiable Grade

Neutral red, Certifiable Grade

Supplier: VWR Chemicals

A cationic azine dye slightly soluble in water and ethanol. Used as a weak nuclear stain and as a supravital stain of fresh peripheal blood.

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Sodium hydroxide 0.25 N, BAKER ANALYZED® volumetric solution, J.T.Baker®

Sodium hydroxide 0.25 N, BAKER ANALYZED® volumetric solution, J.T.Baker®

Supplier: Avantor

Standardisation at 25 °C traceable to NIST Standard Reference Material.

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Sodium hydroxide 0.2 N, BAKER ANALYZED® volumetric solution, J.T.Baker®

Sodium hydroxide 0.2 N, BAKER ANALYZED® volumetric solution, J.T.Baker®

Supplier: Avantor

Standardistion at 25 °C traceable to NIST Standard Reference Material.

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Hydrochloric acid concentrate for dilution to 0.1 mol (0.1N), DILUT-IT® dissolution media concentrate, J.T.Baker®

Hydrochloric acid concentrate for dilution to 0.1 mol (0.1N), DILUT-IT® dissolution media concentrate, J.T.Baker®

Supplier: Avantor

DILUT-IT dissolution media concentrates are produced from raw materials in accordance with USP/EP/BP/JP guidelines under validated processes in Avantor Performance Materials' ISO certified manufacturing facilities

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Potassium chloride saturated aqueous solution, StandARd®, Macron Fine Chemicals™

Potassium chloride saturated aqueous solution, StandARd®, Macron Fine Chemicals™

Supplier: MACRON AVANTOR BRAND

For refilling calomel reference electrodes.

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Value Plastics® Certified Sanitary Adapters, ADCF Polypropylene

Value Plastics® Certified Sanitary Adapters, ADCF Polypropylene

Supplier: Avantor Fluid Handling

Certificate of compliance included!

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Eosin Y (yellowish), Certifiable Grade

Eosin Y (yellowish), Certifiable Grade

Supplier: VWR Chemicals

Counterstain to hematoxylin. Used for staining exfoliative cytology.

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VWR® CalBox®, Calibration Weights, Class F1, Certified

VWR® CalBox®, Calibration Weights, Class F1, Certified

Supplier: VWR Collection

An economical range of calibration sets, with only three stainless steel weights, to meet routine calibration requirements of precision and analytical balances.

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VWR® PESTINORM®, Tetrahydrofuran (THF), Secondary Reference Standard for GC

VWR® PESTINORM®, Tetrahydrofuran (THF), Secondary Reference Standard for GC

Supplier: VWR Chemicals

A secondary GC solvent reference standard for various chromatographic and analytical applications.

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VWR®, Conductivity standards, KCl, referenced at 25 °C

Supplier: VWR Collection

Conductivity standard 1,000 µS/cm (0.007 mol/L; KCl), VWR®, 1000 µS/cm, Reference temperature: 25 °C

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15 ~ 25 °C 상대 밀도 표준

15 ~ 25 °C 상대 밀도 표준

Supplier: VWR Chemicals

이 범위의 상대 밀도 표준은 기본 수준의 ASTM D1480 방법론에 따라 인증되었으며 UKAS 인증에 따라 ISO 17025 / ISO 17034에 대해 이중 인증을 받았습니다. 상대 밀도 표준은 15 ~ 25°C 범위 내에서 원하는 테스트 온도에서 재료의 밀도 및 상대 밀도를 측정하는 데 사용되는 기기의 교정 또는 검증을 위해 설계되었습니다.

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VWR®, pH Electrode, Flat

VWR®, pH Electrode, Flat

Supplier: VWR Collection

This flat surface electrode is a combination pH/reference electrode with double reference junction design. It includes both a pH and reference half cell. The reference electrode is a sealed, gel-filled design and includes a peripheral, semi-porous polyethylene junction.

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VWR®, Redox (ORP) Standards

VWR®, Redox (ORP) Standards

Supplier: VWR Chemicals

Avantor offers a wide range of REDOX (ORP) standards, which are produced from high quality reagents.These reference materials can be used as control standards to check the functionality of both the elextrodes and the measuring instruments. The values are temperature dependent, so it is important to control the environment of the measurement. A table of temperatue and corresponding Redox value is available on both the label and the batch specific certificate.

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VWR® PESTINORM®, tert-Butyl Methyl Ether, Secondary Reference Standard for GC

VWR® PESTINORM®, tert-Butyl Methyl Ether, Secondary Reference Standard for GC

Supplier: VWR Chemicals

A secondary GC solvent reference standard for various chromatographic and analytical applications.

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VWR® PESTINORM®, 1,2-Dichloroethane, Secondary Reference Standard for GC

VWR® PESTINORM®, 1,2-Dichloroethane, Secondary Reference Standard for GC

Supplier: VWR Chemicals

A secondary GC solvent reference standard for various chromatographic and analytical applications.

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Haematoxylin, BAKER ANALYZED®, Certified Stain for histology, for cytology, J.T.Baker®

Haematoxylin, BAKER ANALYZED®, Certified Stain for histology, for cytology, J.T.Baker®

Supplier: Avantor

Certified for Use in Histology and Cytology (C.I. 75290)

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VWR® PCR DNA Marker

VWR® PCR DNA Marker

Supplier: VWR Chemicals

PCR DNA Marker™ offers 8 fragments ranging from 50 to 2000 bp. The marker contains high intensity reference bands that are ideal for quick sizing of PCR products and restriction digests. Simply mix 10 μl of PCR DNA Marker™ with required quantity of loading buffer and load into well. There is sufficient material for 100 assays.

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VWR®, Accessories for VWR Bead Mill Homogenisers

Supplier: VWR Collection

Homogeniser, Bench, 2,8 mm ceramic beads, bulk packaged. Certified DNase- and RNase-free, VWR®

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VWR®, 평량 보트, 종이

VWR®, 평량 보트, 종이

Supplier: VWR Collection

VWR® 종이 경량 보트는 첫 번째 친환경 실험실 소모품 제품입니다.

   지속 가능성을 위한 옵션 선택 가능
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석유 산업용 밀도 표준, 인증된 참조 물질

석유 산업용 밀도 표준, 인증된 참조 물질

Supplier: VWR Chemicals

밀도 인증 표준물질은 방법론에 따라 석유 및 파생제품의 밀도 시험에 사용되는 실험실 기기를 검증하기 위한 것이지만 ASTM D4052, IP 365 및 기타 동등한 국제 방법론과 같이 이에 국한되지 않습니다.

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