Wholesale Polyimide Thermal Heating Oil Space Heater
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Pour hot vinegar into the bottle, cover the lid tightly, shake it gently, place it for half an hour, then wash it with water, and remove the scale.Add 50 grams of baking soda and a cup of water to the bottle, cover the lid, shake gently, place it for half an hour, then rinse off with water.
CMC is usually an anionic polymer compound prepared by reacting natural cellulose with caustic alkali and monochloroacetic acid. The molecular weight of the compound ranges from several thousand to one million.
Hydrolyzed polymaleic anhydride is a low molecular weight polyelectrolyte with a relative molecular weight of 400-800.
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!