/ P.O. Box 200, lab code:
NL-3200 AE Spijkenisse
the Netherlands
ing. R.J.Starink
Tel.: +31 181 69 4541
Fax: +31 181 69 4543
E-mail:

INTERLABORATORY STUDY iis16A03

Colorants(Allergenic&Carcinogenic dyes) in textile 2016

Proficiency test period: February10 – March18, 2016

Report form A for sample #16525 (Allergenic dyes)

Component

/ C.I.-No. / CAS-No. / Unrounded Result #16525
in mg/kg (*) / Rounded Result #16525
in mg/kg (*)
Disperse Blue 1 / 64 500 / 2475-45-8
Disperse Blue 3 / 61 505 / 2475-46-9
Disperse Blue 7 / 62 500 / 3179-90-6
Disperse Blue 26 / 63 305 / 3860-63-7
Disperse Blue 35 / 12222-75-2
Disperse Blue 35a / 56524-77-7
Disperse Blue 35b / 56524-76-6
Disperse Blue 102 / 12222-97-8
Disperse Blue 106 / 12223-01-7
Disperse Blue 124 / 61951-51-7
Disperse Brown 1 / 11 152 / 23355-64-8
Disperse Orange 1 / 11 080 / 2581-69-3
Disperse Orange 3 / 11 005 / 730-40-5
Disperse Orange 76 = 37 / 11 132 / 13301-61-6
Disperse Red 1 / 11 110 / 2872-52-8
Disperse Red 11 / 62 015 / 2872-48-2
Disperse Red 17 / 11 210 / 3179-89-3
Disperse Yellow 1 / 10 345 / 119-15-3
Disperse Yellow 3 / 11 855 / 2832-40-8
Disperse Yellow 9 / 10 375 / 6373-73-5
Disperse Yellow 39 / 12236-29-2
Disperse Yellow 49 / 54824-37-2

(*) Please, read the letter of instructions before the start of analysis.

Report form B for sample #16525 (Allergenic dyes)

Analytical details of sample #16525 **):

  1. Which analysis method was followed (Name of official method / in house method)?

______

  1. What kind of material was purchased as source for the stock calibration solutions of the colorants?
  1. Powders and the needed stock calibration solutions were prepared by the lab
  2. Stock calibration solutions which needed to be diluted to the appropriate concentrations
  3. Ready to use solutions without further dilution(Please, do not answer questions 3,4&5)
  4. Other, please specify: ______
  1. How were the freshly prepared stock calibration solutions of the colorants checked?
  1. The stock calibration solutions were not checked
  2. Visually, whether all particles were dissolved
  3. By measuring the stock calibration solutions
  4. Other, please specify:______
  1. How were the stock calibration solutions of the colorants stored?
  1. Stock calibration samples were not stored but further diluted to appropriate concentrations and directly used for analysis (Please, do not answer question 5)
  2. Stored at room temperature
  3. Stored at cool temperatures (about 4-10°C)
  4. Stored at very low temperatures (<4°C)
  5. Other, please specify:______
  1. How were the stored stock calibration solutions of the colorants checked before use?
  1. The stock calibration solutions were not checked
  2. Visually, whether all particles were dissolved
  3. By measuring the stock solutions
  4. Other, please specify:______

Any Remark of sample #16525 (Allergenic dyes):

**) Please, complete these questions as much as possible. It will help us to evaluate the results of the proficiency test. Thank you in advance.

Report form C for sample #16526 (Carginogenic dyes)

Component

/ C.I.-No. / CAS-No. / Unrounded Result #16526
in mg/kg (*) / Rounded Result #16526
in mg/kg (*)
Acid Red 26 / 16 150 / 3761-53-3
Basic Blue 26 (with ≥ 0.1%Michler’s ketone or base) / 2580-56-5
Basic Green 4 (oxalate) / 2437-29-8
Basic Green 4 (chloride) / 569-64-2
Basic Green 4 (free) / 10309-95-2
Basic Red 9 / 42 500 / 569-61-9
Basic Violet 3 (with ≥ 0.1%Michler’s ketone or base) / 548-62-9
Basic Violet 14 / 42 510 / 632-99-5
Direct Black 38 / 30 235 / 1937-37-7
Direct Blue 6 / 22 610 / 2602-46-2
Direct Red 28 / 22 120 / 573-58-0
Disperse Blue 1 / 64 500 / 2475-45-8
Disperse Orange 11 / 60 700 / 82-28-0
Disperse Yellow 3 / 11 855 / 2832-40-8

(*) Please, read the letter of instructions before the start of analysis.

Report form D for sample #16526 (Carginogenic dyes)

Analytical details of sample #16526 **):

  1. Which analysis method was followed (Name of official method / in house method)?

______

  1. What kind of material was purchased as source for the stock calibration solutions of the colorants?
  1. Powders and the needed stock calibration solutions were prepared by the lab
  2. Stock calibration solutions which needed to be diluted to the appropriate concentrations
  3. Ready to use solutions without further dilution (Please, do not answer questions 3,4&5)
  4. Other, please specify: ______
  1. How were the freshly prepared stock calibration solutions of the colorants checked?
  1. The stock calibration solutions were not checked
  2. Visually, whether all particles were dissolved
  3. By measuring the stock calibration solutions
  4. Other, please specify:______
  1. How were the stock calibration solutions of the colorants stored?
  1. Stock calibration samples were not stored but further diluted to appropriate concentrations and directly used for analysis (Please, do not answer question 5)
  2. Stored at room temperature
  3. Stored at cool temperatures (about 4-10°C)
  4. Stored at very low temperatures (<4°C)
  5. Other, please specify:______
  1. How were the stored stock calibration solutions of the colorants checked before use?
  1. The stock calibration solutions were not checked
  2. Visually, whether all particles were dissolved
  3. By measuring the stock solutions
  4. Other, please specify:______

Any Remark of sample #16526 (Carginogenic dyes):

**) Please, complete these questions as much as possible. It will help us to evaluate the results of the proficiency test. Thank you in advance.

Name of laboratory:Date of sample receipt:

Country:City:

Name of contact person:Date of report: