Art. No.

proficiency testing type ^[A]

requested parameters

2010392

coffee

water, ash, pH-value, acidity, water soluble extract, caffeine, acrylamide

2010915

green coffee

loss in mass at 105 °C acc. to ISO 6673

2010394

tea

dry matter, ash, water soluble ash, water soluble extract, caffeine, theobromine, theophylline, acid-insoluble ash

2010139

pyrrolizidine alkaloids in tea

quan. determination of three distinct pyrrolizidine alkaloids, e.g. lycopsamine, echimidine, retrorsine, senecionine, seneciphylline, senkirkine, heliotrine, monocrotaline or lasiocarpine

2010396

energy drink

pH-value, taurine, caffeine, inosit, sucrose (anhydrous), glucose (anhydrous), fructose (anhydrous), total sugar (sum of glucose, fructose, sucrose), total acid (pH 8.1) calculated as tartaric acid, relative density [20/20]

2010021

vitamin solution

thiamine (vitamin B1), riboflavine (vitamin B2), pyridoxine (vitamin B6), cobalamin (vitamin B12), L-ascorbic acid (vitamin C), α-tocopherol (vitamin E), folic acid (vitamin B11), pantothenic acid (vitamin B5), niacin (vitamin B3)

2010398

orange juice 1

total carotenoid + fraction I: carotene + fraction II: cryptoxanthineEster + fraktion III: xanthophyll ester

2010402

carrot juice

relative density 20 °C / 20 °C, pH-value, titratable acid, sucrose, fructose, glucose, nitrate, ß-carotene, α-carotene, total carotene, total sugar (sum of glucose, fructose, sucrose)

2010600

fruit juice concentrate 1

brix value, ph value, titratable acidity, citric acid, D-isocitric-acid, L-malic acid, ascorbic acid, lactic acid, citric acid - isocitric acid ration, hesperidin

2010602

fruit juice concentrate 2

brix value, titratable acidity, glucose, fructose, sucrose, total sugar (sum of glucose, fructose, sucrose), sugar free extract, glucose-fructose ratio, % sucrose of sugar

2010610

fruit juice concentrate 3

brix value, ph value, titratable acidity, ash, potassium, calcium, magnesium, total phosphorus, sodium, nitrate, copper, iron