Supplier Page from Thermo Fisher Scientific for Sulfur in Heavy Mineral Oil standard solution, Specpure:r, 40,000µmg/g (4.00%)
4-Fluoroanisole, 99% from Thermo Fisher Scientific
Ethyl 3-pyridylacetate, 99% from Thermo Fisher Scientific
Ethylmercurithiosalicylic acid, sodium salt, 97.0-101.0% from Thermo Fisher Scientific
meso-Erythritol, 99% from Thermo Fisher Scientific