Fire Assay Consumables
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KLEN International is the number one choice for premium quality litharge. We guarantee gold levels are <1.5ppb in all litharge and guarantee silver levels are <0.17ppm in our silver free/assay grade litharge
Our litharge can be supplied in either powder or granular form and comes in a variety of packaging options including 25kg bags, 25kg pails and 1,000kg bulk bags.
KLEN International supplies a broad range of commodity chemicals and reagents for all your laboratory requirements.
These include:
If you need chemicals for your operation which are not listed above, please contact our sales team and we will assist you with your enquiry.
KLEN International is a supplier of premium quality multi-use fire assay crucibles.
Standard sizes include 30g, 40g, 50g, 55g and 65g crucibles.
Please contact us for more information.
KLEN International is a supplier of premium quality magnesite cupels.
We are currently offering: 6A, 6A Deep, 6A Tall, 7A, 7X, 7AS, 8A, 8S and many more.
Please contact us for more information.
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