Hom Monomer Tshuaj Kho Mob 2
Jan 28, 2021
NO.4 Sodium Diacetate (Kev Pab Dodium Diacetate)
【Kom zoo dua】
(1) Sodium diacetate yog dawb crystalline hmoov lossis crystalline khoom, yooj yim soluble hauv dej thiab ethanol.
(2) Broad-spectrum antibacterial thiab antifungal tus neeg sawv cev. Qhov kawg metabolites hauv tib neeg lub cev yog dej thiab carbon dioxide, uas muaj kev nyab xeeb thiab tsis muaj tshuaj lom.
(3) Sodium diacetate muaj qhov cuam tshuam pom tseeb ntawm Aspergillus niger, Rhizopus niger, Aspergillus flavus, Trichoderma viride, thiab lwm yam.
[Qhov tsis zoo]
(1) Qhov kev xeb yog qhov loj, qhov sib piv sib ntxiv yog qhov loj, thiab qhov tsis hnov tsw ntawm acetic acid cuam tshuam rau qhov tsw ntawm cov khoom.
(2) Nws yog qhov yooj yim yuav tsum tau damp thiab agglomerate, uas tsis yooj yim siv.
(3) melting point yog 96 ℃ -97 ℃, uas yog qhov hluav taws kub.
(4) Qhov kev xav siab dua yuav tsum txhawm rau txhawm rau thaiv cov kab mob thiab cov poov xab.
(5) Acid type preservative, pH< 5="" muaj="" cov="" tshuaj="" tua="" kab="" mob="" zoo="" tshaj="" plaws,="" thaum="" ph≥6,="" muaj="" peev="" xwm="" ua="" kom="" cov="" kab="" mob="" tua="" kab="" mob="" tsawg="" dua,="" thiab="" nws="" ua="" haujlwm="" tsis="" zoo="" nyob="" rau="" hauv="" nruab="" nrab="" thiab="" alkaline="" cov="" neeg="">
【Txwv siv:
Hauv cov pastry khoom, qhov ntau npaum yog tsis ntau tshaj 4g / kg.
NO.5 Parabens thiab lawv cov ntsev ntsev (lub npe lag luam: Parabens thiab lawv cov ntsev ntsev)
【Kom zoo dua】
(1) Cov tshuaj tiv thaiv Broad-spectrum, suav nrog methyl p-hydroxybenzoate, ethyl p-hydroxybenzoate, propyl p-hydroxybenzoate, butyl p-hydroxybenzoate, isobutyl p-hydroxybenzoate, thiab lwm yam, cov nyhuv tua tsis zoo butyl ester> ester.
(2) Cov ua rau cov kab mob tsis muaj kev cuam tshuam los ntawm tus nqi pH. Nws muaj cov nyhuv zoo tshaj plaws rau ntawm fungi hauv pH thaj tsam ntawm 4-8. Qhov zoo tshaj plaws pH rau cov kab mob yog 7.0, thiab nws cov nyhuv inhibitory muaj zog ntau dua li ntawm benzoic acid thiab sorbic acid. Cov kab mob Gram-positive yog txoj kev tuag.
(3) Sodium ntsev yog yooj yim soluble hauv dej thiab tsis muaj ntxhiab tsw phem.
[Qhov tsis zoo]
(1) Ethyl thiab propyl esters yog ob qho tib si ze li dawb mus rau ib nyuag daj crystalline hmoov nrog solubility tsis zoo hauv dej. Kev siv ua ke ntawm ethyl thiab propyl esters tuaj yeem nce solubility thiab muaj cov teebmeem synergistic.
(2) Muaj tus ntxhiab tsw tshwj xeeb, thiab tus nplaig hnov nws lub loog thaum saj.
【Txwv siv:
Nyob rau hauv bakery sau thiab saum npoo muab tshuaj txhuam (tsuas yog rau cov ncuav pastry), tsis ntau tshaj 0.5g / kg
NO.6 caprylic kua qaub glyceride
【Kom zoo dua】
(1) Nws muaj cov nyhuv inhibitory rau cov kab mob gram, pwm thiab cov poov xab.
(2) Qhov ua tau rau tus kab mob zoo ib txwm tsis cuam tshuam los ntawm tus nqi pH.
[Qhov tsis zoo]
(1) Tsawg me ntsis iab, tsis qab melting point (40 ℃), yog li thov ua zoo mloog rau qhov chaw sov.
(2) Nws yog qhov tsis yooj yim rau siv thiab insoluble hauv dej. Nws yog feem ntau soluble hauv roj lossis dispersed hauv dej kub thaum txog 60 ℃.
(3) Cov kab mob, kab mob thiab lwm yam kab mob me tsis muaj kev cuam tshuam dab tsi.
【Txwv siv:
Hauv ncuav pastries thiab cov khoom ntim ci ci, cov kev txwv tsis pub siv: 0.1%
NO.7 Natamycin (tseem hu ua mildew)
【Kom zoo dua】
(1) Cov hmoov dawb dawb, tsw ntxhiab tsw, tsuas yog cov tshuaj tua kab mob ib txwm muaj mob tsis muaj peev xwm.
(2) Muaj cov tshuaj tua kab mob ua kom muaj zog, uas tuaj yeem tiv thaiv qhov kev loj hlob ntawm cov poov xab thiab cov pwm thiab tiv thaiv kev tsim ntawm aflatoxins hauv cov kab mob hu ua fungi.
(3) Kev noj tshuaj yog qhov tsawg heev, nws muaj kev nyab xeeb thiab tsis tsim tshuaj yaj yeeb, thiab tuaj yeem xaiv sterilized thaum siv rau hauv cov khoom fermented xws li cheese thiab yogurt.
(4) Ruaj nyob hauv cov neeg mob qhuav, PH muaj cov nyhuv me, 3-9 yog txhua yam zoo.
[Qhov tsis zoo]
(1) Nws yog nyuaj rau yaj hauv dej thiab ethanol, thiab 75% cawv yuav tsum siv los tov nws rau hauv kev ncua, uas feem ntau txau rau sab zaub mov.
(2) Nws tsis muaj qhov cuam tshuam rau cov kab mob thiab kab mob, thiab nws cov haujlwm tau yooj yim cuam tshuam los ntawm ultraviolet teeb, pH, kub, lub teeb siv, oxidants thiab hlau hnyav.
【Txwv siv:
Hauv cov khoom qab zib, cov tshuaj tsis ntau dua 0.3g / kg (rau kev siv saum npoo, rho tawm tshuaj tsuag los yog tsau, cov nyiaj< 10mg="">
NO.8 ε-polylysine
【Kom zoo dua】
(1) ε-Polylysine yog lub teeb daj hmoov, uas muaj cov yam ntxwv ntawm cov kab mob loj uas muaj kev tiv thaiv zoo, cov dej zoo solubility, cov kab mob muaj ntau yam, thiab tsis cuam tshuam los ntawm pH.
(2) Nws yog ib hom kab mob antibacterial polypeptide uas ua los ntawm streptomycin, muaj kev nyab xeeb, thiab tuaj yeem siv ua cov khoom lysine.
(3) Nws muaj qhov cuam tshuam rau kev rov ua dua ntawm Gram-positive thiab cov kab mob tsis zoo xws li Escherichia coli, Bacillus subtilis, poov xab, kab mob lactic acid, thiab Staphylococcus aureus. Nws tam sim no feem ntau yog siv hauv cov khoom noj muaj hmoov txhuv nplej siab xws li cov mij kib, kib cij, kua zaub, hom mov sib xyaw, thiab lwm yam Antiseptic thiab tshiab.
[Qhov tsis zoo]
(1) Nws tsis tshua muaj qhov cuam tshuam rau ntawm pwm.
(2) Lub zog hygroscopicity, yooj yim kom nqus noo.
【Txwv siv:
Hauv cov khoom ci, qhov ntau npaum yog tsis ntau dua li 0.15g / kg
