Passive Diffusion Accessories

Analytical testing dots Passive Diffusion Weights

Weights & Accessories

  • Stainless steel, rust-proof
  • Top quality parts made in the United States

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Accessories for both PDBs and RPPs

Hanging assemblies and supplies, EACH
Hanging assembly (custom sized to order) Call for quote
Weights 8 oz. (5/8" diameter x 7" long) $16.00

Analytical testing dots

Passive Diffusion AccessoriesClick here to Order

ALS Environmental is a licensed manufacturer of passive diffusion samplers. We actively participate in the Interstate Technology Regulatory Council (ITRC) and have been instrumental in technological and regulatory advancements in this field.

ALS Environmental also provides air quality sampling equipment and media for lease or purchase. More information can be found in our air quality testing and consulting service section.


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