The scope of the test, 1
. Starch from plants used in making plastics is from purple sweet potato starch, 2
. The volume of water used in the preparation of plastics is 5 15 25,,, and 35 45 units in CC
3.The concentration of hydrochloric acid is used in the preparation of plastics is 0.1 moles per cubic meter, 4 Daci
. The volume of hydrochloric acid is used in the preparation of plastics is 0 1 2,, and in 3 unit cubic cm
5.Plasticizer used in providing flexibility to plastics. Is KKKKK
6. The volume of HHHHHHH used in preparation of plastics is 1, and 2, 3 4 units in CC
7.Qualification test of plastics, hardness test, tensile strength, The limit of durability with nails and float sinking of plastics in the liquid with different density were GGGGGG.
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