Yes, our Chemical Solutions™ brand of PQ and HSQ solutions are NIST traceable. 

  1. All solutions are NIST traceable.
  2. Our holmium oxide solution is compared against NIST specifications when manufactured making is NIST traceable.
  3.  While there is no direct NIST SRM for the caffeine solution, its production takes place under controlled laboratory conditions using calibrated NIST-traceable equipment and instruments and protocol.

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