zvigadzirwa

ethylene glycol

tsananguro pfupi:


Ruzivo rweChigadzirwa

Matagi eChigadzirwa

ZVINHU ZVAKANYANYA

nzvimbo yekutora sampuli Magaba apera Kuongorora

mitemo

GB/T4649-2018
zuva rekutorwa kwesampuli 2023.08.08 Siriyero nhamba 20230807
zuva rekuongorora 2023.08.08 Huwandu matani 1109
Vaongorori amai Muongorori wemabhuku Kumhanya kwePeng
 

Zvinhu zvekuyedza

indekisi  

mhedzisiro yebvunzo

Kugadziriswa kwePolymerization

giredhi

Maindasitiri

giredhi

Chitarisiko Mvura yakajeka isina tsvina yemakanika
Ethylene glycol, ine huwandu hwe ≥ 99.9 99.0 99.92
Diethylene glycol ine huwandu hwe ≤ 0.050 0.600 0.0009
1,4-Butanediol ine 1,4% Mushumo 0.0028
1,2-Butanediol ine/% Mushumo 0.0031
1,2-Hexanediol ine 1,2-Hexanediol ine % Mushumo 0.0046
Vinyl carbonate ine % Mushumo 0.0015
Chroma (-

dhaimani

nhamba)

Peta usati wapisa ≤ 5 10 <5
Chromaticity mushure mekudziya nehydrochloric acid ≤ 20 - <10
Kuwanda kwemvura 20C, g/cm3 1.1128-1.1138 1.1125-1.1140 1.1133
Kufashaira kwemvura

(0°C101.3KPa)

poindi yekutanga °C ≥ 196.0 195.0 196.1
nzvimbo yakaoma °C ≤ 199.0 200.0 197.2
Hunyoro ne% ≤ 0.08 0.2 0.04
Asidhi (seacetic acid) mg/kg ≤ 10 30 5.10
Zviri mukati mesimbi mg/kg ≤ 0.1 5 hazvina kuonekwa
Dota mg/kg ≤ 10 20 hazvina kuonekwa
Huremu hweAldehyde (hunoverengwa seformaldehyde) mg/kg ≤ 8 - 0.91
 

UV

kutakura%

220nm ≥ 75 - 89.3
250nm Mushumo - 93.2
275nm ≥ 92 - 96.4
350nm ≥ 99 - 99.9
Iyoni yechloride (mg/kg) ≤ 0.5 - <0.5

 


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