https://www.amazon.com/Sodium-Hydroxide-Grade-Caustic-Pound/dp/B07KNR9SVF
就是這種食品級別的,非常好用。還可以通廚房的下水道。
就是對皮膚有腐蝕性,所以需要帶膠片手套用
https://www.amazon.com/Sodium-Hydroxide-Grade-Caustic-Pound/dp/B07KNR9SVF
就是這種食品級別的,非常好用。還可以通廚房的下水道。
就是對皮膚有腐蝕性,所以需要帶膠片手套用
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