Accredited Procedures

Institute Dr. Schrader

List of the Actual Accredited Procedures

1. Determination of Ingredients in Cosmetic Samples using HPLC equipped with DAD **

SOP-AP-080
2019-03
Determination of Bisabolol using HPLC
SOP-AP-081a
2020-04
Determination of Allantoin and Urea using HPLC
SOP-AP-082
2020-04
Determination of Menthol using HPLC after derivatization with Benzoyl chloride
SOP-AP-096
2019-07
Determination of Benzophenone-4 using HPLC
SOP-AP-097
2017-06
Determination of 10 UV-Filters using HPLC
SOP-AP-098
2018-11
Determination of Nicotinamide, Panthenol, Benzyl alcohol, Saccharine, Salicylic acid, Phenoxyethanol, Benzoate, Sorbate and Anisate using HPLC
SOP-AP-099
2018-11
Determination of Tocopherol and Tocopheryl Acetate using HPLC
SOP-AP-100
2020-05
Determination of Tinosorb® M using HPLC
SOP-AP-103
2018-11
Determination of Dehydroacetic Acid and four Parabens (Methyl-, Ethyl-, Propyl- und Butylparaben) using HPLC
SOP-AP-104
2017-06
Determination of Coenzyme Q10 using HPLC
SOP-AP-121
2018-11
Determination of Glyceryl Monooleate using HPLC
SOP-AP-122
2018-11
Determination of Caffeine using HPLC

2. Determination of Ingredients in Cosmetic Samples using HPTLC and UV-Detector**

SOP-AP-108
2021-08
Determination of Cetrimonium Chloride using HPTLC
SOP-AP-109
2021-08
Determination of Coco-Glucoside using HPTLC
SOP-AP-110
2021-10
Determination of Sodium Laureth Sulfate using HPTLC
SOP-AP-111
2021-10
Determination of Cocamidopropyl Betaine using HPTLC

3. Enzymatic Determination of Ingredients in Cosmetic Samples ***

r-biopharm
Enzym-Kit
D-Sorbit/Xylit
Boehringer Mannheim
Enzymatic and Food analyses
Nr. 10 670 057 035
2017-12
Colour-test to determine D-Sorbitol and Xylitol in Food and other samples.
(Here in cosmetic samples only)
r-biopharm
Enzym-Kit
D-Glucose/D-Fructose
Boehringer Mannheim
Enzymatic and Food analyses
Nr. 10 139 106 035
2017-12
UV-test to determine D-Glucose and D-Fructose in Food and other samples.
(Here in cosmetic samples only)
r-biopharm
Enzym-Kit
Laktose/D-Glucose
Boehringer Mannheim
Enzymatic and Food analyses
Nr. 10 986 119 035
2017-12
UV-test to determine Lactose and D-Glucose in Food and other samples.
(Here in cosmetic samples only)
r-biopharm
Enzym-Kit
Ethanol
Boehringer Mannheim
Enzymatic and Food analyses
Nr. 10 176 290 035
2017-12
UV-test to determine Ethanol in Food and other samples.
(Here in cosmetic samples only)
r-biopharm
Enzym-Kit
Glycerin
Boehringer Mannheim
Enzymatic and Food analyses
Nr. 10 148 270 035
2017-12
 
UV-test to determine Glycerine in Food and other samples.
(Here in cosmetic samples only)
r-biopharm
Enzym-Kit
Saccharose/D-Glucose
Boehringer Mannheim
Enzymatic and Food analyses
Nr. 10 139 041 035
2017-12
UV-test to determine Saccharose and D-Glucose in Food and other samples.
(Here in cosmetic samples only)

4. Determination of Water Content in Cosmetic Samples using a Titrimetric Method

SOP-AP-042
2017-06
Determination of water content according to Karl Fischer

5. Other Procedures

SOP-AP-065
2017-06
Investigation of cosmetic samples.
Determination of the density by a flexural resonator DMA 38
SOP-AP-068
2017-06
Investigation of cosmetic samples.
Determination of pH-value
SOP-AP-077
2021-08
Investigation of cosmetic samples.
Determination of dry matter using moisture analyser
SOP-AP-078
2020-04
Investigation of cosmetic samples.
Determination of dry matter using a drying cabinet

Revised: 14.04.2022

Abbreviation:

DIN Deutsches Institut für Normung e.V.
NDS inhouse method of the conformity assessment office
** = flexible accreditation category 2
*** = flexible accreditation category 3

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