I use Durapore membrane PVDF 0.45µ (Ref HVLP04700). You can scrape off the barite nicely from the filter.

 

 

 

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Loreto Morales Rojas

Laboratorio de Isotopos Estables

Departamento de Laboratorios

Servicio Nacional de Geología y Minería

 

(56-2) 24963106

Til Til 1993, Ñuñoa. Santiago

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www.sernageomin.cl

 

 

 

 

 

 

De: Stable Isotope Geochemistry [mailto:[log in to unmask]] En nombre de GROCKE, DARREN R.
Enviado el: lunes, 30 de julio de 2018 6:33
Para: [log in to unmask]
Asunto: [ISOGEOCHEM] Filter paper for BaSO4

 

Hello

For those precipitating BaSO4 - what filter paper do you use? and which filter paper to avoid?

 

 

Cheers

Darren

 

 

Dr Darren R. Gröcke
Director of SIBL - Stable Isotope Biogeochemistry Laboratory
Durham University

@GrockeSIBL

https://scholar.google.co.uk/citations?user=kYv6BFcAAAAJ