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3-Hydroxy-2-methyl-4-pyrone(CAS#118-71-8)

Āhuatanga matū:

Tātai rāpoi C6H6O3
Molar Mass 126.112
Kiato 1.261g/cm3
Te Whakarewa 160-164 ℃
Piro Pouri 290.3°C i te 760 mmHg
Tohu Kohiko 124.8°C
Wairewa wai 1.2 g/100 mL (25 ℃)
Wairewa Wairewa i roto i te wai: 12g/L (25°C), wairewa i roto i te waiwaro me te propylene glycol, memeha i roto i te benzene me te etera i roto i te rahinga iti
Kohu Kohu 0.000228mmHg i te 25°C
Te ahua Puka Wai, tae Marama kore tae
pKa 8.41±0.10(I Matapaetia)
PH 5.3 (0.5g/l, H2O)
Tikanga Rokiroki 2-8°C
Taurangi Refactive 1.54
MDL MCD00006578
Āhuatanga ā-tinana, matū hoki Ira whakarewa 160-164°C
ira kohua 170°C (10 mmHg)
wairewa 1.2g/100 mL (25°C)
Whakamahi Ka whakamahia hei taapiri kai, hei kakara, ka taea te whakamahi mo te rongo tupeka

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate Xn – He kino
Waehere Morearea R22 – He kino ki te horomia
R36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
Whakaahuatanga Haumaru S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S37/39 – Kia mau nga karapu tika me te whakamarumaru kanohi/kanohi
UN ID UN 3334
WGK Tiamana 3
RTECS UQ1050000
TSCA Ae
Waehere HS 29329995

 

 


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