Wamkelekile ukuba uze kumzi-mveliso wethu ukuze uthenge ukuthengisa kwangoku, ixabiso eliphantsi, kunye nomgangatho ophezulu we-Methylparaben CAS 99-76-3. Singumvelisi ohamba phambili we-Methylparaben CAS 99-76-3 e-China.Methylparaben CAS 99-76-3 ifumaneka kwisitokhwe kwaye inokuhanjiswa ngokukhawuleza.COA, MSDS kunye ne-TDS ye-Methylparaben CAS 99-76-3.
Fumana ukhetho olukhulu lweMethylparaben CAS 99-76-3 evela eChina kwi-Believe Chemical. Ukubonelela ngenkonzo yokuthengisa emva kokuthengisa kunye nexabiso elifanelekileyo, ujonge phambili kwintsebenziswano. Shandong Kholwa
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Igama lemveliso |
Methylparaben |
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Ifomula |
C8H8O3 |
Ubunzima beMolekyuli |
152.15 |
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INOMBOLO YECAS. |
99-76-3 |
Ubungakanani |
500KG |
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Izinto |
Inkcazo |
Iziphumo |
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Imbonakalo |
Iyahambelana |
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Isivavanyi |
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99.05% |
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Ukuxinana |
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| Indawo yokunyibilika |
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ISIPHELO |
Isiphumo sihambelana nomgangatho |
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Indawo yokunyibilika 125-128 ° C (ilayiti.)
Indawo yokubila yi-298.6 ° C
Uxinaniso 1,46g/cm
Uxinzelelo lomphunga 0.000005hpa (20 ° C) fema2710|methylp-hydroxybenzoate
Isalathiso se-Refractive 1.4447 (uqikelelo)
Indawo edanyazayo yi-280 ° C
Iqondo lokushisa kwigumbi lokuhlala
I-ethanol yokunyibilika: eqinile 0.1M, ecacileyo, engenambala
I-Acidity coefficient (PKA) pka8.15 (H2O, t=20.0) (ayiqinisekanga)
I-Morphology ngumgubo wekristale
Faka umbala omhlophe ukuya phantse mhlophe
PH 5.8 (H2O, 20 ° C) (isisombululo esigcweleyo)
Inyibilika kancinane emanzini
Indawo yomkhenkce 131 â
Merck14,6107
I-Methyl Paraben isetyenziswa kakhulu njenge-bactericidal preservative kwi-organic synthesis, ukutya, izithambiso, amayeza, kunye ne-feed preservative.Sebenzisa i-preservative; I-Antimicrobial agents.Sebenzisa: isetyenziswe njenge-preservative, iphinda isetyenziswe kwiyeza kunye ne-organic synthesis, isetyenziswe njengokutya, izimonyo kunye ne-pharmaceutical mildew inhibitor.
Ukusetyenziswa: isetyenziswe njenge-antiseptic kunye ne-bactericide kumashishini amayeza, kunye ne-anti-corrosion additive in organic synthesis kunye nokutya, iziqholo, iifilimu, njl. Iimveliso ezifanayo eziveliswa ngeendlela ezifanayo zokuvelisa, i-ethyl p-hydroxybenzoate (Nipagin b) kunye nepropyl. i-p-hydroxybenzoate (i-Nipagin C), nayo i-disinfectants kunye ne-antiseptics. Le mveliso iyacaphukisa ulusu. Sebenzisa: i-antiseptic kunye ne-bactericide. Inqanaba lenkcubeko yeeseli zezinambuzane lisetyenziselwa ukufunda i-biosynthesis yeehomoni ze-steroid, ezifana ne-testerone. Sebenzisa: i-antiseptic kunye ne-antiseptic. Uphando malunga ne-steroid hormone synthesis.
