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Chemotechnique Diagnostics, Malmo, Sweden, is recognized around the world as a leader in providing highest quality haptens and accessories to the patch testing medical specialty. Only Chemotechnique's 550 hapten portfolio is approved by Health Canada so practitioners can perform their patch testing with confidence. Chemotechnique's patented leak free "I-Q" chamber is utilized on the most advanced and proven IQ-ULTRA and the water resistant IQ-ULTIMATE chamber formats. Dormer Laboratories Inc., Toronto, Ontario, is Chemotechnique's North American Distributor.
Chemotechnique Diagnostics - the trusted name in patch testing!

Now Available: Metal, Metal Extended and Implant Series

The division of the Metal Series was done to reduce superfluous testing and to enable metal testing alongside baseline testing.
Metal Series (MET-1000, 30 haptens)
The Metal Series is a selection of haptens (metals present in everyday objects and occupational items, such as jewelry, coins, tools, etc.) which commonly cause contact allergy The Metal Series now contains markers for all relevant culprit chemicals, but not in all concentrations or variants. The series can be considered as a metal initial screening test. (For full Series lIsting: Click 'Series', Scroll down to MET-1000)
Metal Series Extended (METE-1000, 25 haptens)
The Metal Series Extended is an extension to the Metal Series, providing alternate concentrations, vehicles and additional markers to metals found in the Metal Series. .contains metals which are present in jewelry, coins and tools, etc. The series contains common metals which are found in alloys and in the general environment. (For full Series Listing: Click 'Series', Scroll down to METE-1000)

The Implant Series includes the metals which are found in metal-based implants, whether teeth implants or structural orthopaedic implants such as for knees and hips, etc. In addition to the more obvious metals found in implants, one should also consider the bone cements and antibiotics used in such implantation procedures.
Implant Series (IMP-1000, 44 haptens)
The Implant Series contains chemicals and substances which are included in implants. The implant Series is based on comprehensive scientific research and recommendations from various research groups. This Implant Series consists of haptens found in metal implants, bone cement and antibiotics, which are all known to cause contact allergy. (For full Series Listing: Click 'Series', Scroll down to IMP-1000)

The Metals of interest include: Aluminium, Beryllium, Cadmium, Copper, Gallium, Gold, Indium, Iridium, Iron, Manganese, Mercury, Molybdenum, Nickel, Palladium, Platinum, Ruthenium, Rhodium, Silver, Tantalum, Tin, Titanium, Tungsten, Vanadium, Zinc, and Zirconium.

The Bone Cements of interest include the following haptens: Ethyl acrylate, Methyl methacrylate, Niobium chloride, Sodium tungstate dihydrate and Zirconium dioxide

The Antibiotics and additional constituents of interest include the following haptens: Bacitracin, Benzoyl peroxide, Chlorhexidene, Gentamycin, Hydroquinone, Neomycin, Tobramycin, and Vancomycin.


Year 2023-2024

2024 Annual Meeting, Washington, DC
American Academy of Allergy, Asthma & Immunology
Friday, February 23rd to Monday, February 26th, 2024
Washington Convention Center
801 Mount Vernon Place, NW
(at 9th and 7th Streets), 20001

2023 Fall Meeting...of the
American Contact Dermatitis Society
Thursday, October 12th to Saturday,October 14th, 2023
Details to be announced at
Park City, UTAH

2024 35th Annual Meeting
American Contact Dermatitis Society
Thursday, March 7th, 2024
San Diego, CA
Details of location, registration, Agenda tba.

2024 Annual Meeting, San Diego, CA
American Academy of Dermatology
Friday, March 8th to Tuesday, March 12th, 2024
Exhibit 2849
San Diego Convention Center,
111 W. Harbor Drive,
San Diego, CA 92101

2023 Annual Meeting, Toronto, ON
Canadian Dermatology Association /
Association canadienne de dermatologie

Wednesday, June 14th to Saturday, June 17th, 2023
The Westin Harbour Castle Hotel, Toronto, ON


Updated weekly. Current as off: 9/21/2023

The following haptens are temporarily unavailable due to material supply chain issues. When they become available again, it will be announced below:

Temporarily unavailable:
P-005 Phenol formaldehyde resin (PFR2) 1.0% pet is temporarily unavailable as a single hapten and in series PG-1000
D-031 Disperse Orange 1 1.0% pet is temporarily unavailable as a single hapten and in series TF-1000
D-012 Dimethylol dihydroxy ethylene urea 4.5% Aq
Mx-16 Ethyleneurea, melamine formaldehyde mix 5% Pet
MX-30 Textile dye mix 6.6% pet is not available as a single hapten and in related series
T-009 Toluene-2,4-diisocyanate (TDI) 2.0% PET is not available as a single hapten and in series I-1000

Now available:
A-014 AMYL CINNAMAL 2.0% pet is now available as a single hapten and in series F-1000
C-059 Carmine 2.5% pet
I-002 Isoeugenol 2.0% pet

A-013 Ammonium tetrachloro-platinate(II) 0.25% aq is discontinued starting 5 December 2022.
M-005 Mercury 0.5% is discontinued starting 16 February 2023
C-016 Coal tar 5.0% pet is discontinued starting 16 February 2023

A-010 Ammonium hexachloro-platinate(IV) 0.1% aq will replace A-013 Ammonium tetrachloro-platinate(II) 0.25% aq in series IMP-1000 & MET-1000 starting 5 December 2022.

M-022 Mercury(II)amidochloride will replace M-005 Mercury in the series below
  • DMP-1000 (position 12)
  • DMS-1000 (position 8)
  • DS-1000 (position 11)
  • IMP-1000 (position 15)
  • MET-1000 (position 9)

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