1265 검색 결과: “Certified Reference Materials, Rocklabs”

Supplier: VWR Chemicals

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

Supplier: VWR Chemicals

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

Supplier: VWR Chemicals

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

Supplier: Avantor

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

Supplier: Avantor

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

Supplier: Avantor

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

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.

Supplier: VWR Chemicals

Congo red, certified

Supplier: VWR Chemicals

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

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.

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.

Supplier: Avantor

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

Supplier: Avantor

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

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

Supplier: MACRON AVANTOR BRAND

For refilling calomel reference electrodes.

Supplier: Avantor Fluid Handling

Certificate of compliance included!

Supplier: VWR Chemicals

Counterstain to hematoxylin. Used for staining exfoliative cytology.

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.

Supplier: VWR Chemicals

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

Supplier: VWR Collection

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

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.

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.

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.

Supplier: VWR Chemicals

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

Supplier: VWR Chemicals

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

Supplier: Avantor

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

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.

Supplier: VWR Collection

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

Supplier: VWR Collection

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

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.