Organic compounds

methylmercury, ethylmercury, tributyltin, butyltin, enriched methylmercury, enriched ethylmercury, enriched tributyltin, enriched butyltin

marca acreditacion

ISC Science is a Reference Material Producer accredited by ENAC with accreditation no. 3/PMR004. Check the Technical Annex clicking here.

The marked activities (*) are not covered by ENAC accreditation no. 3/PMR004.


Reference Materials (RM) are provided with the following general characteristics:

Our Reference Materials can be used in Isotope Dilution Analysis to: Assessment of a measurement procedure and/or quality control. Check ISO Guide 33 as a guidance for the good practice in using reference materials.

 - for specific information about the characteristics of a product, please contact us at The characteristics shown here are general for all products within this category.

The different marketed standards are shown below. To see the specific characteristics of each product, click on the product name.

201Hg-enriched Methylmercury

201Hg-enriched Methylmercury - Reference Material

Isotopically enriched standard for the analysis of Methylmercury by Isotope Dilution.

199Hg-enriched Methylmercury

199Hg-enriched Methylmercury - Reference Material

Isotopically enriched compound for the analysis of Methylmercury by Isotope Dilution.

198Hg-enriched Ethylmercury

198Hg-enriched Ethylmercury - Reference Material

Isotopically enriched compound for the analysis of Ethylmercury by Isotope Dilution.

119Sn-enriched Butyltin Mix

119Sn-enriched Butyltin compounds - Reference Material

Isotopically enriched compounds for the analysis of Monobutyltin (MBT), Dibutyltin (DBT) and Tributyltin (TBT) by Isotope Dilution. 


Dear Customer,
Given the extraordinary and exceptional situation that Spain is going through in relation to the COVID-19 pandemic and the declaration of a State of Emergency on March 14, 2020, ISC-Science has implemented a series of actions. Due to the closure of our facilities by the local authorities and in order to assure the safety and well-being of our employees, all our personnel is teleworking in order to continue offering an adequate service, as far as it is possible. However, this involves a series of consequences on the processing of orders: