Tuam Tshoj Pheej Yig Kub Tuam Tshoj Hoobkas Chaw Muag Khoom CAS 94-13-3 Propyl 4-Hydroxybenzoate Pharmaceutical Chemical nrog 100% Dawb Kev Cai Clearance
Peb ib txwm tsis tu ncua muab rau koj ib txwm muaj peev xwm ua rau cov neeg siv khoom zoo tshaj plaws, nrog rau ntau yam ntawm cov qauv tsim thiab cov qauv nrog cov ntaub ntawv zoo tshaj plaws. Cov kev siv zog no suav nrog kev muaj cov qauv tsim tshwj xeeb nrog kev ceev thiab xa mus rau Hoobkas Pheej Yig Kub Tuam Tshoj Factory SupplierCAS Nr .: 94-13-3Propyl 4-HydroxybenzoatePharmaceutical Chemical nrog 100% Dawb Custom Clearance, Peb zoo siab tos txais koj tuaj yeem nres los ntawm peb qhov chaw tsim khoom thiab zaum tsim kev sib raug zoo nrog cov neeg siv khoom hauv koj lub tsev thiab txawv teb chaws thaum nyob ze ntawm lub sijhawm ntev.
Peb ib txwm tsis tu ncua muab rau koj ib txwm muaj peev xwm ua rau cov neeg siv khoom zoo tshaj plaws, nrog rau ntau yam ntawm cov qauv tsim thiab cov qauv nrog cov ntaub ntawv zoo tshaj plaws. Cov kev siv zog no suav nrog kev muaj cov qauv tsim kho nrog ceev thiab xa mus rauCov tshuaj zoo thiab cov khoom siv tshuaj txhua hnub, Peb hwm peb tus kheej ua ib lub tuam txhab uas muaj cov pab pawg muaj zog ntawm cov kws tshaj lij uas muaj lub tswv yim tshiab thiab muaj kev paub zoo hauv kev lag luam thoob ntiaj teb, kev tsim kho kev lag luam thiab cov khoom lag luam nce qib. Ntxiv mus, lub tuam txhab nyob twj ywm tshwj xeeb ntawm nws cov neeg sib tw vim nws cov qauv zoo tshaj plaws hauv kev tsim khoom, thiab nws cov kev ua tau zoo thiab yooj yim hauv kev txhawb nqa kev lag luam.
Propylparaben yog cov xim tsis muaj xim los yog cov hmoov dawb los yog chunky dawb khoom. Melting point 95-98 ° C. Tsis muaj ntxhiab tsw los yog faint aromatic tsw. Tsawg toxicity, Tasteless (numbs tus nplaig). pH: 6.5-7.0 (me ntsis acidic) hauv kev daws.
Qhov tshwm sim | Dawb Crystalline hmoov |
Assay (hauv paus qhuav) | 98.0% - 102.0% |
Melting Point | 115-118 ℃ |
Poob rau ziab | 0.5% Max |
Acidity | Dhau |
Sulfate (SO₄²) | 0.024% Max |
Heavy Hlau (Pb) | 0.001% Max |
Residue ntawm Ignition | 0.1% Max |
Kev txheeb xyuas | Dhau |
Yam khoom muaj feem | Yam khoom p-HBA(Impurity A) |
Yam khoom muaj feem xyuam rau txhua yam tsis tau teev tseg | |
Tag nrho impurities | |
Xim ntawm Kev daws | Dhau |
Organic Volatile Impurities | Dhau |
Propylparaben yog ib qho ntawm feem ntau siv tshuaj tua kab mob thiab pwm. Nws muaj qhov tsis tshua muaj rhiab heev thiab tsis muaj toxicity, yog lub npe hu tias muaj kev nyab xeeb heev, thiab suav tias yog cov khoom siv raw noncomedogenic.
25kgs / nruas, 9tons / 20'container
25kgs / hnab, 20tons / 20'container
Peb ib txwm tsis tu ncua muab rau koj ib txwm muaj peev xwm ua rau cov neeg siv khoom zoo tshaj plaws, nrog rau ntau yam ntawm cov qauv tsim thiab cov qauv nrog cov ntaub ntawv zoo tshaj plaws. Cov kev siv zog no suav nrog kev muaj cov qauv tsim tshwj xeeb nrog kev ceev thiab xa mus rau Hoobkas Pheej Yig Kub Tuam Tshoj Factory Supplier CAS94-13-3 : kuvPropyl 4-Hydroxybenzoate Pharmaceutical Chemical nrog 100% Dawb Custom Clearance, Peb zoo siab tos txais koj tuaj yeem nres los ntawm peb qhov chaw tsim khoom thiab zaum tsim kom muaj kev sib raug zoo nrog cov neeg siv khoom hauv koj lub tsev thiab txawv teb chaws thaum nyob ze ntawm lub sijhawm ntev.
Hoobkas pheej yig kubCov tshuaj zoo thiab cov khoom siv tshuaj txhua hnub, Peb hwm peb tus kheej ua ib lub tuam txhab uas muaj cov pab pawg muaj zog ntawm cov kws tshaj lij uas muaj lub tswv yim tshiab thiab muaj kev paub zoo hauv kev lag luam thoob ntiaj teb, kev tsim kho kev lag luam thiab cov khoom lag luam nce qib. Ntxiv mus, lub tuam txhab nyob twj ywm tshwj xeeb ntawm nws cov neeg sib tw vim nws cov qauv zoo tshaj plaws hauv kev tsim khoom, thiab nws cov kev ua tau zoo thiab yooj yim hauv kev txhawb nqa kev lag luam.