high purity

yellow

Extra pure products manufactured by state of the art technology with quality requirements according to the specific fields of application

ar.

  red

Chemicals of high purity for R&D and precise analytical purposes (analytical reagents)

puriss.

  blue

Chemicals of high purity for general analytical, special preparative and technological purposes

Ph. Eur.

Chemicals in conformity with the standards of the European Pharmacopoeia

USP

Chemicals in conformity with the standards of the United States Pharmacopoeia

Purum

 green

Chemicals for general laboratory and preparative purposes

Spec.

 purple

Chemicals that meet special standards: reagents for certain analytical purposes (standards, solvents for spectroscopy and HPLC, indicators, chemicals for synthesis and anhydrous products according to the specification)

ACS

Chemicals in conformity with the standards of the American Chemical Society

ISO

Chemicals in conformity with the standards of the International Organization for Standardization