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网页Material: USP Type 1, Class A, 33 Borosilicate Glass Dimensions: 22 x 38mm/22.5 x 46mm/22.5 x 75mm Application: GC system Neck Diameter: 20mm Qty/Pack: 100pcs/pack Volume: 6-20ml Payment: T/T MOQ: 1 pack
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网页1 天前 · Hops are the primary source of terpenoids in beer; the volatile terpenoid composition (80 – 90%) of hops primarily includes β-myrcene, humulene, caryophyllene, linalool, β-citronellol, nerol and α-terpineol ( Bocquet et al., 2018, Rutnik et al., 2021 ). The terpenoid profile of hops is dependent on variety, growth and storage conditions
网页Estimation of Residual Solvents Impurities in Herbal Extract Using. Pipette out 5.0 mL of the stock solution in 50 mL volumetric flask and dilute up to the mark with the diluents. Sample preparation Weigh accurately about 0.5 gm of herbal extract sample in headspace vial (20 mL capacity), add 5.0 mL diluents. Crimp thecap.
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网页2021年8月17日 · 1-4mL Autosampler Vials for HPLC, UPLC, GC 16mm, 25mm Test Tubes for Water Analysis 6-20mL GC Headspace Vials 8-60mL EPA Storage Case News
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网页1 天前 · Parent compounds and PAH metabolites (monohydroxy-PAHs; OH-PAHs) were measured by headspace-solid phase microextraction coupled with gas chromatography–mass spectrometry and high-performance liquid Based on the time-concentration profiles in serum and urine, non-compartmental analysis was performed, and two-compartment models were
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网页TurboMatrix Headspace and high-sensitivity Headspace Trap samplers provide unparalleled precision and ease of use for numerous GC or GC/MS volatile-analysis applications. The system can manage up to 12 samples simultaneously, ensuring that the next sample is ready for analysis upon completion of the. Compare this item.
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网页20 mL Headspace Vials - Headspace Vials by volume | Sigma-Aldrich Headspace vial, beveled top, rounded bottom volume 20 mL, clear glass vial, O.D. × H × I.D. 23 mm × 75.5