1 lb Gypsum

Gypsum- 1 lb.

1 lb of Gypsum

Gypsum- 1 lb.

Also: Water by John Palmer and Colin Kaminski | Review: Portable Reverse Osmosis Water System | LaMotte Water Test Kits

Need a scale for weighing water salts?  See – Hands On Review: American Weigh AWS-100 – 100g x 0.01g Digital Scale

More: Recent Amazon Finds

Leave a Reply