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Polivinil alkohol (PVA): Senyawa organik, serpihan putih, flokulan, atau bubuk padat, tidak berasa. Larut dalam air (di atas 95 ℃), sedikit larut dalam dimetil sulphone, tidak larut dalam bensin, minyak tanah, minyak nabati, benzena, toluena, dikloroetana, karbon tetraklorida, aseton, etil asetat, metanol, etilen glikol, dll. Polivinil alkohol (PVA) adalah bahan baku kimia penting yang digunakan dalam pembuatan polivinil asil, pipa tahan bensin dan serat sintetis vinilon, bahan pengolah kain, pengemulsi, pelapis kertas, perekat, lem, dll.
TESTED ITEM
|
STANDARD
|
TESTED RESULT
|
ALCOHOLYSIS DEGREE
(%MOL/MOL)
|
99.0-99.9
|
99.80
|
VISCODITY
(MAP.S)
|
40.0-60.0
|
44.80
|
SODIUM ACETATE
(%)
|
≤2.5
|
1.60
|
VOLATILES
(%)
|
≤5.0
|
3.50
|
ASH
(%) |
≤0.7
|
0.50
|
PH VALUE
(%)
|
5-7
|
6.10
|
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.