Whatmann Filter Paper Ashless is used because it leaves no ash residue that could contaminate the dry precipitate sample, affecting its mass in an analysis.

For chemicals and reagents, we distribute brands as Fisher, Merck, Sigma Aldrich, CDH, BDH, Loba chemie, JHD, Qualikem and Klincent. Our glasswares are borosilicates. They include the following: Burtech, S.Pyrex, Simax, Jtech, Jsil, England Pyrex and 3.3 Boro. Type A glasses are not dispalayed on our shop page, however they are in stock.

COAs & SOP

Moreso, certificate of analysis and SOPs may be requested via any of our contact channels. Furthermore, to confirm manufacturers date of production and expiry, simply check on the packaging of this product or in the manual attached. Products with no applicable manual or manufacturers production detail can be checked for batch no. The batch no must be imputed into input provided for on the product website where the full details of the products will be listed.

Return & Refund

Wrong, Damaged or Faulted products should be returned immediately with no further damaging via our contact channels.  Chemicals/reagents with broken seal will not be accepted. For details on our return and refund policy pertaining to your product of choice, please visit our return and refund page.