<https://teddybearpools.com/shop/algaecide-60-qt/#product>
<http://schema.org/description>
"Our most popular and economical algaecide. Use once a week to prevent algae growth. High doses even kill existing algae, but it wont stain surfaces because it contains no metals. Non-foaming. Recommended dosage: 2 oz. per 10,000 gallons.\r\n\r\n***2022 IN STOCK AS ROBELLE BRAND \"BLACK ALGAECIDE\" OR MAY SHIP AS POLY-60 COMPARABLE PRODUCT JUST NOT IN THE TEDDY BEAR PRIVATE LABEL**"
<https://teddybearpools.com/shop/algaecide-60-qt/>