Methacrylic acid (Maato)
| Magaca wax soo saarka | Methacrylic acid |
| CAS MAYA. | 79-41-4 |
| Qaaciddada molika | C4h6o2 |
| Miisaanka Moleculal | 86.09 |
| Qaacidada qaab dhismeedka | |
| Tirada EINECS | 201-204-4 |
| MDL Maya. | MFCD00002651 |
Dhibic daqiiqad 12-16 ° C (iftiin)
Karkaraya barta 163 ° C (iftiinka)
Cufnaanta 1.015 g / ml ee 25 ° C (iftiin)
Cufnaanta uumiga> 3 (vs hawada)
Cadaadiska uumiga 1 mm hg (20 ° C)
Tusmada firfircoonaanta N20 / D 1.431 (iftiin)
Flash Point 170 ° F
Xaaladaha kaydinta Dukaanka At + 15 ° C illaa + 25 ° C.
SOLLOFOMASHADA CHLOBOBOMARD, Methanol (waxyar)
Qaab dareere ah
Qiyaasta aashitada (PKA) PK1: 4.66 (25 ° C)
Midab cad cad
Ortust waa mid wax ku ool ah
Ph 2.0-2.2 (100g / l, H2O, 20 ℃)
Xaddidaadda Qaraxyada 1.6-8.7% (v)
Xoolaha biyaha 9.7g / 100 ml (20 ºC)
Qoyaan & nal xasaasi ah. Qoyaanka & xasaasiga nalka
Merkk14,5941
Brn1719937
Xadhiga soo-gaadhista TLV-TA 20 PPM (~ 70 MG / MG / M3) (ACGIH).
Deganaanshaha waxaa lagu dejin karaa marka lagu daro Mehq (hydroquinone methyl ether, ca. 250 ppm) ama hydroquinone. Maqnaanshaha maqaayada hayaankan ayaa si fudud u sawiri doona prommerize. Guban karo Aan la jaan qaadi karin wakiilada xoog leh ee okoonada ah, hydrochloric acid.
Inchikeycycooiwhtdakf-Uhfffaoysa-n
Logp0.93 at 22 ℃
Oraahda halista: Khatarta
Khatarta sharaxaadda H302 + H332-H311-H314-H335
Taxaddarraafyada P261-P280-P301 + p312-p33 + p361 + p353-p35 + p343 + p310-p351 + p351 + p351 + p351 + p351 + p351 + p338 + p338 + p338
Alaabada khatarta ah ee calaamadaha c
Xeerka Nooca Khatarta 21/225-35-37-3-20 / 21/22
Tilmaamaha Nabdoonaanta 26-36 / 37 / 39-45
Xeerka Gaadiidka Alaabada Khatarta ah ee UN 2531 8 / PG 2
WGK Germany1
Lambarka rtecs oz2975000
Heerkulka gubashada isdaba-dhaafka ah 752 ° F
Tscayes
Nambarka Kastamka 2916 13 00
Heerka Khatarta 8
KHATARTA KHATARTA II
Sunta ld50 af ahaaneed ee bakaylaha: 1320 mg / kg
S26: Haddii taabasho la xiriiro indhaha, isla markiiba ku mayr biyo fara badan oo raadso talo caafimaad.
S36 / 37/39: Xiro dhar ilaalin ku habboon, galoofyada iyo ilaalinta indhaha / wajiga.
S45: Haddii aad shil shil dhacdo ama haddii aad dareento caafimaad darro, raadso talo caafimaad si dhakhso ah (tus dareenka meesha ay suurtagal tahay).
Ku keydi meel qabow. Ku hay weelka weelka hawada kuna keydi meel qalalan, hawo leh.
Waxaa lagu buuxiyay 25kg; 200kg; 1000kg durbaan, ama kuxiran iyadoo loo eegayo baahiyaha macaamiisha.
Methacrylic acid waa mid muhiim ah oo kiimiko ah oo dabiici ah oo dhexdhexaad ah iyo mid dhexdhexaad ah oo polymer ah.
