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Get InquiryG Tainturier (ENS.BANA, Dijon). Pentane, dichloromethane and chloroform (spectroscopic grade) were obtained from Al- drich. Kieselgel 60 (ref 9385, 0.040—0.063 mm) was from Merck. Plastic materials
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Get InquiryAll solvents used were HPLC grade or better. Pentane and methylene chloride were redistilled through a fractionating column before use. All glassware, including vials and disposable pipettes, were rinsed with clean solvent and oven dried before
Get Inquiry1/1/2017 · Plasticizers are in fact high boiling solvents for the polymer. Because it is important that they are nonvolatile, they have a relative molar mass of at least 300. In the case of PVC, which contains ∼10% crystallinity, plasticizers solvate molec
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