Development of a Simple HPLC Method for the Sea-lamprey 网页2021年9月27日 · The development of a simple HPLC method for detection of the sea lamprey pheromone 3-ketopetromyzonol sulfate (3kPZS) is reported. The ketone moiety of the bile alcohol reacts readily with 1-dimethylaminonaphthalene-5-sulfonyl (dansyl) hydrazine to form the hydrazone. This hydrazone has a strong UV absorbance at 333 nm and Does Pheromone Biology of Lambdina athasaria and L 网页Agricultural Research Service, USDA c/...

Septa Selection Tool | Thermo Fisher Scientific – US 网页A specially moulded seal with a PTFE insert. Sealing surface of Butyl and PTFE affects a more positive seal than non-PTFE-faced septa. Ideal choice for temperatures below 125°C. Good sealing characteristics, excellent resistance to most solvents with reduced coring and high puncture tolerance. ptfe septa Singapore-Aijiren HPLC Vials Septa 网页网页Blue Ptfe/White Silicone Septa Headspace Vials 20ML Singapore 20-SP3005, Silver, 20mm...

borosil crimp vial aluminum crimp cap and septa 网页2022年7月29日 · Aluminum 11mm Crimp Caps With Septa, Borosil Glass Work Limited. 2022-07-29. VIAL : 2ml, 12 X 32mm Crimp Top Vial. Clear or Glass Borosil Crimp Vials are made to exacting dimensions for unparalleled autosampler compatibility, Get Price >>. Zhejiang ALWSCI Tec – 20mm Crimp Pressure Release Cap 网页Specification of Crimp caps with PTFE/Silicone Septa P/N Packing Description C0000315 100pcs/pk 20mm Open Top Aluminum Crimp ...

9-425 Ptfe silicone septum VWR-Aijiren HPLC Vials Septa 网页SU860076. black polypropylene hole cap, thread for 8-425, PTFE/silicone (red PTFE/white silicone), septum thickness 1.3 mm, for use with 2 mL vial (standard opening), pkg of | Septa, PTFE/Silicone – Sigma-Aldrich 网页Septa, PTFE/Silicone blue PTFE/white silicone, diam. × thickness 20 mm × 0.75 mm, pkg of 100 ea; Synonyms: PK100 20MM PTFE/SILICONE SEPTA, .030IN THICK; find Supelco-27539 MSDS, related peer-reviewed papers, techn...

Development of a headspace-solid phase microextraction gas 网页1 天前 · All of the fibers were conditioned at the GC injection port and kept at suitable temperature according to the manufacturer’s instructions, prior to GC analysis. For each type of SPME fiber, 1 mL urine and 0.6 g NaCl were placed in a 20 mL headspace glass vial, sealed with a polypropylene hole cap and PTFE/ silicone septa, and incubated at 60 C High Temperature GC Septa | Laboratory lid with ptfe HPLC septa-Aijiren HPLC...

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Pre-Assembled Aluminum Crimp Cap with PTFE/Silicone 网页Low-volume sampling can be achieved by using a 6 mL vial and vial adapter. All PerkinElmer headspace vials are manufactured to specific tolerances that are guaranteed for fit and performance. Note: Due to the patent which PerkinElmer holds on the closures system of the Headspace vials, the caps, septa, and star springs cannot be sold separately. 11mm Crimp Top Caps with Septa for Supplier 网页11mm crimp neck vial cap Caps The crimp cove...

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Extensive range of Vials and bottles with caps and liners for 网页Vials, Caps and Septa for use with all the leading brands of scientific equipment, from micro sampling vials to large capacity storage vials Warning! Unfortunately your browser has disabled scripting. 10mm vial septa with screw cap Waters-Aijiren HPLC Vials Septa 网页VIALS & CAPS w/Septa 상품리스트 | 휴텍스Magnetic, Crimp-Cap Magnetic, Screw Cap Septa Stoppers Storage Vial & Caps Screw Vial,13-425 Screw Caps,13-425 S...