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Melting point standards To calibrate your equipment with accuracy Product range is composed by 10 melting point standards from Benzophenone (melting Point 47 to 49 °C) to Anthraquinone (melting Point 283 to 286 °C) The majority of the extensive ra...

gelifesciences.com Protect your columns and your peaks Prolong your ÄKTA™ system chromatography column lifetime with Protein Prep syringe filters for ÄKTA systems 2 of 4 Protect your columns and your peaks Good practice in liquid chromatography (L...

泵管选型指南 下面的“泵管选型指南”可助您为您的应用选择合适的泵管。下表中的化学相容性指南和耐化学性总结仅作参考。耐化学性和泵管磨损可能因用途而异，请根据实际条件测试您选择的泵管。 耐化学性分类 A —持续暴露 30 天后无损坏。 B —持续暴露 30 天后几乎没有损坏。 C —持续暴露 7 天后会产生一些影响。影响可能包括开裂、龟裂、强度损失、变色、软化或膨胀。有时，软化和膨胀是可逆的。 D —不建议连续使用。可能会立即造成损坏。 “_” —测试数据不可用或不适用。 配方 工作 温度 树...

Gehaltsbestimmung von Ca und Mg in Mineralwässern Application date: 28.2.2012 Seite 1 von 9 Determination of FOS TAC value in Biogas plants Application date: 28.2.2012 Seite 2 von 9 Use The determination of the volatile organic acids (FOS) and tot...

Gehaltsbestimmung von Ca und Mg in Mineralwässern Application Date: 13.12.2013 Page 1 of 9 Determination of Alkalinity (Carbonate and Bicarbonate hardness) Application Date: 13.12.2013 Page 2 of 9 Use The alkalinity of water is a measure of its ca...

CHEM_PRELIMS_GB_2008_H.qxp C h e m i c a l s r e a g e n t s s t a n d a r d s & m i c r o b i o l o g y m e d i a 2 0 0 8 xxi A C C E SS O R IE S Accessories for packaging Pack type Material Closure Simple Advanced Accessory accessories accesso...

Gehaltsbestimmung von Ca und Mg in Mineralwässern Application date: 03.04.2013 page 1 from 10 Determination of Kjeldahl- Nitrogen Application date: 03.04.2013 page 2 from 10 Use The method is suitable for samples which contents nitrate or protein....

(Microsoft PowerPoint - Pr\344sentation VWR ChromJournal_Chromolith WP Epoxy-Immobilization_062018-vs2_BP \(005\).PPTX [Read-Only]) Benjamin Peters Tom Kupfer Gisela Jung Peter Knoell Egidijus Machtejevas Petra Lewits Juni 2018 via immobilization ...

Gehaltsbestimmung von Ca und Mg in Mineralwässern Application date: 20.06.2013 page 1 from 10 Determination of isocyanate (NCO-) content Application date: 20.06.2013 page 2 from 10 Use This method is applicable for material containing reactive iso...

Purification Chromatography media and buffer salts. 产品 Tris and biobuffers pH adjusters (acid) pH adjusters (base) Salts Chromatography media Cleaning reagents

C-FLEX (50 A) Tubing Advantages: Physical properties similar to silicone with chemical compatibility of TYGON®. Inexpensive. Excellent biocompatibility. Smooth bore. Nontoxic no leachable plasticizers. Lower gas permeability than silicone. Use wit...

NORPRENE® (A 60 G) Tubing Advantages: Best choice for vacuum/pressure applications. Offers longest life with good flow consistency. Heat and ambient ozone resistant. Good resistance to acids and alkalies. Black color hides dirt and dust. Heat seal...

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NORPRENE® Food (A 60 F) Tubing Advantages: Similar to NORPRENE (A 60 G) (series 06404) but with FDA compliance. Excellent for food and dairy applications. Offers longest life with good flow consistency. Heat and ozone resistant. Good resistance to...

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PHARMED Tubing Advantages: Great for tissue and cell work—nontoxic and nonhemolytic. Long service life minimizes risk of fluid exposure; reduces tubing costs and pump downtime. Opaque to UV and visible light to protect light-sensitive fluids. Heat...