Stephen Arsmtrong

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Questions related from Stephen Arsmtrong

Can anyone help with a sample of Kraft pulp process lime mud (CaCO3)?

Can anyone help with a sample of Kraft pulp process lime mud (CaCO3) I need a sample of 250g to run R&D lab testing. I am based in the UK and I am struggling to get hold of some lime mud...

02 July 2024 9,187 0 View

Cost effective alternative to the evaporation of water from a ammonium sulphate solution?

Dear Reader Is there anyone out there who knows or has a cost-effective alternative to the evaporation of excess water from an ammonium sulphate solution? The requirement is to control the...

20 December 2023 2,618 1 View

ICP -MS REE calibration/standard?

I am based in the UK, can anyone tell me where I can get an ICP-MS calibration standard for Element - Raw Contaminant Stream (ppm) *** main element required. Ce - >10000 *** Dy - 49 *** Er...

23 May 2022 1,967 1 View

Phosphogypsum Process Development Grants or Investment

Hi.... I have been working in R&D on process for the clean-up of Phosphogypsum for 5 years and i now have a patented process that removes the impurities and REE from PG to produce clean...

01 January 1970 2,494 0 View

?Calcium Carbonate Lime Mud from the Kraft Paper pulp process before calcination - can anyone tell where I get a sample from"

I am looking for a Calcium Carbonate Lime Mud from the Kraft Paper pulp process before calcination to carry out some R&D trail with, can anyone help me with a source/contact that I can get a...

01 January 1970 4,735 0 View