Diethylene Triamine Penta (Methylene Phosphonic Acid) Pentasodium salt
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Potassium polyacrylate is the potassium salt of polypropylene with the chemical formula [-CH2-CH(CO2K)-]n. As a super absorbent polymer, it can absorb its original weight of water in pure water hundreds of times.
1. Classified by power source Depending on the type of power source, the valve drive can be divided into four types of manual, pneumatic, hydraulic (hydraulic pressure or water pressure) and electric (electromagnetic or motor) drive.
Pour boiling water into the thermos cup and tighten the cork or lid clockwise for 2-3 minutes, then touch the outer surface of the cup body with your hands.
Bento has existed since ancient times, and in modern society, it is more common due to the continuous growth of office workers. A delicious and nutritious bento can not only supplement the body's needs, but also make the mood happy.
What is a good dish to bring for lunch? 3 dishes that are suitable for lunch boxes, not easy to spoil and nutritious!