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  1. No Access

    Article

    Gas chromatographic analysis of phthalate esters in plastic toys

    A method for the analysis of 10 phthalate esters in plastic toys is described. The samples are soxhlet extracted in dichloromethane and phthalate esters in the extract are analysed by GC. Detection limits of d...

    S. C. Rastogi in Chromatographia (1998)

  2. No Access

    Article

    Identification of organic colourants in cosmetics by HPLC-diode array detection

    A method for the analysis of organic cosmetic colourants was developed. The colourants extracted from the cosmetic products were analysed by HPLC followed by diode-array detection across the wavelength range 2...

    S. C. Rastogi, V. J. Barwick, S. V. Carter in Chromatographia (1997)

  3. No Access

    Article

    Sample preparation for gas chromatographic analysis of organic solvents in aerosol cans

    A method for the sampling of chemical products from aerosol cans is described. An aerosol can is frozen in liquid nitrogen, followed by puncturing the can and allowing the propellant to distill off. The condit...

    S. C. Rastogi in Chromatographia (1993)

  4. No Access

    Article

    Gas chromatographic analysis of organic solvent mixtures on capillary columns of different polarity

    A gas chromatographic method for the analysis of organic solvents in chemical products is described. The analysis is performed by the use of a polar column, Supelcowax 10, and a non-polar column CP-Sil-5CB. Sa...

    S. C. Rastogi in Chromatographia (1993)

  5. No Access

    Article

    Headspace analysis of 1,4-dioxane in products containing polyethoxylated surfactants by GC-MS

    A headspace, gas chromatography-mass spectrometric (GC-MS) method for the identification and quantitation of 1,4-dioxane in polyethoxylated surfactants is described. An isotope dilution method employing 1,4-d8-di...

    S. C. Rastogi in Chromatographia (1990)

  6. No Access

    Article

    A routine gas chromatographic method for the analysis of chlorofluorocarbons in aerosol cans

    A gas chromatographic (GC) method for the routine analysis of fully halogenated chlorofluorocarbons (CFCs) in aerosol cans is described. The identification of CFCs by GC was found to be in full agreement with ...

    S. C. Rastogi in Chromatographia (1990)

  7. No Access

    Article

    Analysis of diisocyanate monomers in chemical products containing polyurethanes by high pressure liquid chromatography

    High pressure liquid chromatographic methods for the determination of diphenylmethane-4,4′-diisocyanate (MDI) and toluene diisocyanate (TDI) in chemical products are described. The MDI- and TDI monomers were d...

    S. C. Rastogi in Chromatographia (1989)