Proficiency study / Inspectorate for Health Protection, Food Inspection Service, Working Group CHEKHistamine in processed cheese / R. van DijkGlutamic acid in luncheon-meat and Chinese food / R. van DijkMilkfat in milkbread / R. van DijkMoisture, crude fat, ash, starch and feder ratio in luncheon-meat / R. van DijkPesticides in grapes / R. van DijkAcrylic, polyamide and wool fibres in textile / R. van DijkBenzoic acid and sorbic acid in salad / R. van DijkCaffeine in caffeine-free coffee / R. van DijkTin in orange juice / R. van Dijkp-Toluenesulphonamide in vanilla ice cream and cream / R. van DijkPolymerized triglycerides in frying oil / R. van DijkSugar (expressed as saccharose) in apple-sauce and fruit syrup / R. van DijkHistamine in fish / R. van DijkAcetic acid in vinegar / R. van DijkAflatoxin B1 in nutmeg / R. van DijkAsh, phosphate and starch in luncheon-meat / R. van DijkAlcohol and wort in beer and alcohol in corn brandy / R. van DijkAcesulfam-K and aspartame in cola drink / R. van DijkPesticides in strawberries / Remmelt van DijkNitrate in salad / R. van DijkAlcohol, sorbic acid and sulphite in white wine / R. van DijkFat and pH in yoghurt / R. van DijkAlcohol in imitation rum / R. van DijkPork meat in beef meat / R. van DijkFructose, glucose, saccharose and potassium in orange juice / R. van DijkPropionic acid and sorbic acid in rye bread / R. van DijkPotassium and sodium in infant nutrition / R. van DijkCarmoisine (E122), Ponceau 4R (E124) resp. Amaranth (E123) in dessert powder resp. wine / R. van DijkCaffeine in energy drink / R. van DijkHydroxymethylfurfural in honey and prune jam / R. van DijkSodium chloride in wheaten bread / R. van DijkAflatoxin B1 in peanut butter / R. van Dijkp-Toluenesulphonamide in vanilla ice cream / R. van DijkBenzoic acid, sorbic acid and crude fat in salad dressing / R. van DijkFungicides in oranges / R. van DijkGlutamic acid in luncheon meat and Chinese food / R. van DijkCadaverine, histamina, putrescine and crude fat in fish / R. van DijkMannitol and sorbitol in standard and fruit syrup / R. van DijkCadmium, lead and tin in tomato paste / R. van Dijk
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Sodium in sodium-poor ruskGlutamic acid in soupAlcohol, sorbic acid and total sulphite in white wineAëroob kiemgetal, anaëroob kiemgetal, staphylococcus aureus en niet-melkzuur bacteriën in melkGisten in melkPesticides in minced pearsStarch in meat product / Inspectorate for Health Protection, Commodities and Veterinary Public HealthGlutamic acid in soup / author: Remmelt van Dijkp-Toluenesulphonamide in ice cream / author: Remmelt van DijkAlcohol, sorbic acid and sulphite in white wine / Remmelt van DijkClostridium perfringens in milk / author: Remmelt van DijkAlcohol in rum / author: Remmelt van DijkAerobe, anaerobe, staphylococcus aureus and non-lactic acid bacteria in milk / author: Remmelt van DijkFructose, glucose, saccharose and sorbitol in dietary product (light jam) / author: Remmelt van Dijkp-Toluenesulfonamide in ice cream / author: Remmelt van DijkAlcohol, sorbic acid and sulphite in wine / author: Remmelt van DijkPseudomonas fluorescens in milk / author: Remmelt van DijkGlutamic acid in soup / author: Remmelt van DijkSorbitol and xylitol in lemonade / Remmelt van DijkColi-formers and Enterobacteriaceae in milk / author: Remmelt van DijkClostridium perfringens in milk / author: Remmelt van DijkMoulds and yeasts in milk / author: Remmelt van DijkChloride, propionic acid and sorbic acid in rye bread / author: Remmelt van DijkAerobe, anaerobe, non-lactic acid and Staphylococcus aureus bacteria in milk / author: Remmelt van DijkCrude fat in milk and custard / author: Remmelt van DijkAlcohol in liqueur and Dutch gin / author: Remmelt van DijkAsh, crude fat, glutamic acid, moisture and protein in luncheon meat / author: Remmelt van DijkBenzoic acid, histamine and sorbic acid in fish salad / author: Remmelt van DijkAlcohol and wort in beer / author: Remmelt van DijkMoulds and yeasts in milk / author: Remmelt van Dijkp-Toluenesulfonamide in ice cream / author: Remmelt van DijkFructose, glucose, saccharose, sorbitol and xylitol in dietary product / author: Remmelt van DijkAlcohol, sorbic acid and sulphite in white wine / author: Remmelt van DijkPTG in frying oil / author: Remmelt van DijkAsh, crude fat, glutamic acid, moisture, protein and starch in luncheon meat / author: Remmelt van DijkFatty acids in vegetable oil / author: Remmelt van DijkGlutamic acid in Chinese food / author: Remmelt van DijkLactobacillus plantarum in litmus milk / author: Remmelt van DijkAsh, crude fat, glutamic acid, moisture, protein and starch in luncheon meat / author: Remmelt van DijkMoulds and yeasts in milk / author: Remmelt van Dijk