25 LBS Assay Potassium Carbonate
25 LBS Assay Potassium Carbonate is out of stock and will ship as soon as it is back in stock.
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25 LBS Assay Potassium Carbonate
25 LBS Assay Potassium Carbonate
Potassium Carbonate for Assaying Flux (K2CO3) in a 25 lb bag is an assay-grade flux ingredient used as assaying flux (or flux thinner) for melting or smelting gold and other precious metals. Potassium Carbonate provides steady slag control and helps achieve clean metal separation.
Perfect for laboratory and workshop use, this versatile compound supports reliable assay results by stabilizing slag and improving metal clarity during the separation process. Integrate it into your fluxing protocol to maintain consistent flow and reduce impurities.
- Assay-grade flux ingredient for melting and smelting gold and precious metals
- Provides steady slag control for cleaner metal separation
- Works as an effective flux thinner to improve flow during alloying
- Packaged in a convenient 25 lb bag for easier handling and storage
- Ideal for assay labs and precious metal refining workflows
Enhance your smelting accuracy and consistency with Potassium Carbonate. Add to cart today to support precise assays and efficient metal recovery.
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Excellent service and best delivery timing.
Fast shipping and amazing quality. I would definitely recommend PMC supplies as a seller to shop for that specific stuff. Thank you.
I tested it, and it works great. The impression works well. I need to try a thicker wire. It shipped very fast and it was exactly as shown.. I can't wait to try another plate from this shop.
Fast shipping definitely great item with good quality. I am glad that I have been using PMC supplies to buy my jewelry supplies and tools. Thank you.
It came on time, and even though I haven’t used it yet it is a very good quality product. I have been buying from PMC Supplies for a while and would definitely recommend this place to everyone.
Fast shipment and great quality. Thank you will definitely buy here again.
Great product will buy again
It was a great buy. It came in time and works as described. It is very helpul in a lot of my projects.
Looking forward to using this product. Wanted to get a head start accumulating jewelry supplies.
Nice product. Works as it should.
Shipping cost were atrocious. But product exactly what i needed
Works great!
Excellent, worked very well
Exactly what I needed, very pleased. Great shipping time!
