DIY PCB Etchant Dry Powder 8 Oz In Space Saver Bottle Odorless Fine Crystals For Printed Circuit Boards Ready To Mix 1 To 4 Water Ratio Produces Pure Oxygen In A Safe Polypropylene Bottle For Hobby And Workshop

Odorless PCB Etchant Powder, 8 oz, ready-to-mix 1:4
✔️ Powder-to-water mix, 8 oz bottle, yields 16 oz of solution

This 8 oz dry powder etchant uses ammonium persulfate to remove copper from copper-clad boards. It's designed for hobbyists and workshop use, and you mix with water at a 1:4 ratio to create the etching bath. The odorless powder comes in a safe polypropylene space saver bottle for easy storage and handling.

✅ Active ingredient: Ammonium Persulfate ((NH4)2S2O8)
✅ Mix ratio: 1 part powder to 4 parts water; yields 16 fl oz (448 mL) of solution
✅ Weight & container: 8 oz (227 g) dry powder in a 8 oz (236.6 mL) bottle; polypropylene
✅ Coverage: 16 fl oz of etchant can remove copper from about 280 in^2 (1806 cm^2)
✅ Etching time: 5-15 minutes at room temperature; no heating or agitation required
✅ By-products and disposal: spent solution contains copper compounds; neutralize with baking soda before disposal
✅ Monitoring: the solution remains transparent during etching to watch progress

💡 What is PCB etchant used for and how should you safely mix and dispose of it?

This handy chemical is used to remove copper from copper-clad boards in DIY projects. Safety and disposal guidelines help prevent skin contact and environmental impact. - Use 1:4 mix (powder:water) to prepare the etchant at room temperature - Etching takes 5-15 minutes; monitor progress until copper is gone - Neutralize spent solution with baking soda before disposal to reduce hazard - Store in a secure, odorless polypropylene bottle away from heat and children