Fire Assay Consumables - Klen International

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Fire Assay Consumables

Litharge

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.

See the MSDS for our litharge

Commodity Chemicals

KLEN International supplies a broad range of commodity chemicals and reagents for all your laboratory requirements. These include:

– Aliquat
– Assay Tabs
– Bakers Flour
– Bone Ash
– Borax
– Calcium Fluoride/Fluorospa
– DIBK
– DIBK + 1% Aliquat
– DIBK + 2% Aliquat
– Hydrochloric Acid
– Litharge
– Maborite
– Nitric Acid
– Phosphoric Acid
– Potassium Nitrate/Niter
– Silica Flour
– Soda Ash
– Sulfuric Acid
– Silver Nitrate

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.

Crucibles

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.

Cupels

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.