All Porvair heat seals have a sealing integrity range of -80° C to 120° C, are resistant to DMSO and TFA as well as most other solvents and will seal Polypropylene plates. For Polystyrene plates, please only use Clear Seal - 5000090. Heat Seals and Foils to be used with raised rim plates and Porvair MiniSeal II.
Founded in 1983 as a manufacturer's representative, Chrom Tech has grown to a worldwide distributor of chromatography instrumentation and supplies. We are dedicated to providing technical expertise in the chromatography field by recommending products to meet your analytical requirements.