The item for sale is 1 Ounce of Pre-Calibrated Gold Test Solution. This solution contains Stannous Chloride (SnCl), Hydrochloric Acid, Distilled Water, and a pellet of Tin “keeper” (Sn). The item ships in a 1 Ounce Polypropylene bottle.

This test solution is pre-calibrated and ready to use. No mixing required.

The tin bullion keeps the solution balanced and increases its shelf-life tenfold.

FREE EXPEDITED SHIPPING!

We ship THREE TIMES A DAY, 7-Days a week. Your item is guaranteed to be in the mail the SAME DAY you place your order. Transit time from California is 2-4 days throughout the USA.

Our bottles are made of sturdy polypropylene. We shrink-wrap the screw tops and seal the bottles in plastic to ensure a spill-free journey.