Yuav ua li cas kom ntseeg tau tias cov ntaub qhwv lub duav silicone tsis muaj cov hlau hnyav - phau ntawv qhia ua tiav

Kev Taw Qhia
Cov ntaub qhwv caj dab silicone siv dav hauv kev lag luam, kev kho mob, tsev thiab lwm yam vim lawv qhov mos mos, xis nyob, tiv taus kub thiab tiv taus xeb. Rau cov neeg yuav khoom lag luam wholesale thoob ntiaj teb, kev nyab xeeb ntawm cov khoom yog qhov tseem ceeb heev, thiab kev ua qias tuaj ntawm cov hlau hnyav yog ib qho tseem ceeb ntawm kev ntsuam xyuas kev nyab xeeb ntawm cov ntaub qhwv caj dab silicone. Tsab xov xwm no yuav tshawb nrhiav tob txog yuav ua li cas kom ntseeg tau tiassilicone duav padstsis muaj cov hlau hnyav ua rau cov neeg yuav khoom xaiv cov khoom zoo thiab muaj kev nyab xeeb.

1. Nkag siab txog qhov chaw ntawm cov hlau hnyav uas ua rau muaj kev sib kis hauv cov ntaub qhwv caj dab silicone
Cov teeb meem ntawm cov khoom siv raw: Cov khoom siv silicone raw yuav raug cov hlau hnyav ua qias tuaj thaum lub sijhawm tsim khoom. Piv txwv li, qee cov khoom siv silicone tsis zoo yuav muaj cov hlau hnyav ntau dhau xws li cov hlau lead, cadmium, mercury, chromium, thiab lwm yam.
Cov txheej txheem tsim khoom: Cov txheej txheem tsim khoom tsis raug kuj tseem yuav ua rau muaj kev sib kis ntawm cov hlau hnyav. Piv txwv li, hauv kev tsim thiab ua cov silicone, cov catalysts, cov khoom ntxiv, thiab lwm yam siv yuav muaj cov khoom siv hlau hnyav. Yog tias lawv tsis raug tshem tawm tag nrho hauv cov txheej txheem kho tom qab, lawv yuav nyob hauv lub duav silicone.
Ib puag ncig tsim khoom: Ib puag ncig ntawm qhov chaw tsim khoom kuj tseem yuav cuam tshuam rau cov hlau hnyav ntawm cov ntaub qhwv caj dab silicone. Yog tias cov khoom siv thiab cov kav dej hauv lub chaw ua haujlwm tsim khoom raug paug los ntawm cov hlau hnyav, lossis yog tias cov pwm thiab cov cuab yeej siv hauv cov txheej txheem tsim khoom muaj cov hlau hnyav, cov ntaub qhwv caj dab silicone yuav raug paug.

2. Xaiv ib tus neeg muag khoom uas ntseeg tau
Cov kev tsim nyog thiab lub koob npe nrov ntawm tus neeg muab khoom: Kev xaiv tus neeg muab khoom uas muaj kev tsim nyog thiab lub koob npe nrov zoo yog thawj kauj ruam los xyuas kom meej tias lub duav silicone tsis muaj kuab paug hnyav. Tshawb xyuas daim ntawv tso cai tsim khoom ntawm tus neeg muab khoom, daim ntawv tso cai ua lag luam thiab lwm daim ntawv pov thawj cuam tshuam kom nkag siab txog nws lub koob npe nrov thiab kev ntsuam xyuas lub koob npe nrov hauv kev lag luam.
Kev Tswj Xyuas Zoo: Cov neeg muab khoom txhim khu kev qha feem ntau tsim cov txheej txheem tswj xyuas zoo nruj, xws li ISO 9001. Cov txheej txheem no xav kom cov neeg muab khoom ua raws li cov qauv zoo nruj hauv txhua yam xws li kev yuav khoom siv raw, kev tswj cov txheej txheem tsim khoom, thiab kev tshuaj xyuas cov khoom, yog li txo qhov kev pheej hmoo ntawm kev ua qias tuaj ntawm cov hlau hnyav hauv cov khoom.
Kev paub txog ib puag ncig ntawm tus neeg muag khoom: Ua tib zoo mloog tus neeg muag khoom txoj kev paub txog ib puag ncig thiab kev ntsuas. Cov neeg muag khoom uas muaj kev paub txog ib puag ncig zoo yuav tsum ua tib zoo saib xyuas kev tswj hwm ib puag ncig thiab kev xaiv cov khoom siv raw hauv cov txheej txheem tsim khoom, thiab yuav sim zam kev siv cov khoom siv raw thiab cov khoom ntxiv uas muaj cov hlau hnyav kom txo tau kev ua qias tuaj rau ib puag ncig thiab cov khoom.

3. Tswj cov khoom siv raw kom nruj
Xaiv cov khoom siv raw khoom zoo: Cov neeg yuav khoom yuav tsum pab cov chaw tsim khoom siv silicone hip pad xaiv cov khoom siv raw khoom uas muaj npe nrov thiab txhim khu kev qha. Cov neeg muag khoom no tuaj yeem muab cov khoom siv silicone raw uas ua tau raws li cov qauv thiab tuaj yeem muab cov ntawv ceeb toom tshuaj xyuas zoo thiab cov ntaub ntawv pov thawj.
Tshawb xyuas qhov zoo ntawm cov khoom siv raw: Tom qab yuav cov khoom siv raw, cov chaw tsim khoom yuav tsum ua qhov kev tshuaj xyuas nruj heev rau lawv. Cov khoom siv kuaj thiab cov txheej txheem kev tshaj lij, xws li spectrometers, tuaj yeem siv los kuaj cov hlau hnyav hauv cov khoom siv raw kom ntseeg tau tias lawv ua tau raws li cov qauv tsim nyog.

4. Txhim kho cov txheej txheem tsim khoom
Txhim kho cov txheej txheem ntau lawm: Cov chaw tsim khoom siv silicone lub duav yuav tsum txuas ntxiv txhim kho thiab txhim kho cov txheej txheem ntau lawm kom txo qhov kev pheej hmoo ntawm cov hlau hnyav. Piv txwv li, hauv cov txheej txheem tsim cov silicone, cov tshuaj catalysts thiab cov khoom ntxiv uas tsis muaj hlau hnyav tuaj yeem xaiv tau; thaum lub sijhawm ua cov txheej txheem, them sai sai rau kev tswj cov txheej txheem xws li qhov kub thiab lub sijhawm kom tsis txhob muaj kev tso tawm thiab cov hlau hnyav.
Txhawb kev saib xyuas cov txheej txheem ntau lawm: Tsim kom muaj ib lub kaw lus saib xyuas cov txheej txheem ntau lawm kom saib xyuas cov txheej txheem ntau lawm ntawm cov ntaub qhwv caj dab silicone hauv lub sijhawm tiag tiag. Ntxuav thiab tswj cov khoom siv ntau lawm, pwm, thiab lwm yam kom tsis txhob muaj kuab paug rau lawv; tib lub sijhawm, ua kev tshuaj xyuas random ntawm cov khoom tiav ib nrab thiab cov khoom tiav hauv cov txheej txheem ntau lawm kom pom thiab daws cov teeb meem ua rau muaj kuab paug hnyav.

5. Siv cov thev naus laus zis nrhiav pom zoo heev
Kev ntsuas X-ray fluorescence spectrometry (XRF): Kev ntsuas X-ray fluorescence spectrometry yog ib txoj kev siv ntau rau kev ntes cov hlau hnyav hauv silica gel. Nws siv X-rays los ua kom cov hlau hauv cov qauv zoo li X-ray fluorescence, thiab tom qab ntawd txiav txim siab hom thiab cov ntsiab lus ntawm cov khoom raws li qhov muaj zog thiab lub zog ntawm fluorescence. Txoj kev no muaj qhov zoo ntawm kev ua haujlwm sai, tsis ua puas tsuaj, thiab muaj peev xwm ntes tau ntau yam hlau hnyav tib lub sijhawm, thiab tsim nyog rau kev tshuaj xyuas sai thiab ntes tau cov ntaub qhwv silicone.
Atomic absorption spectrometry (AAS): Atomic absorption spectrometry yog ib txoj kev ntsuas uas muaj kev nkag siab zoo thiab xaiv tau zoo heev. Nws tshuaj xyuas cov yam ntxwv ntawm kev nqus ntawm lub xeev av atomic vapor ntawm ib yam khoom mus rau lub teeb ntawm ib qho wavelength tshwj xeeb. Thaum kuaj pom cov hlau hnyav hauv cov silicone duav, cov qauv tuaj yeem hloov mus ua atomic vapor tom qab kev kho ua ntej, thiab tom qab ntawd cov hlau hnyav hauv cov qauv tuaj yeem txiav txim siab los ntawm kev ntsuas nws qhov kev nqus zog rau lub teeb ntawm ib qho wavelength tshwj xeeb.
Inductively coupled plasma mass spectrometry (ICP-MS): Inductively coupled plasma mass spectrometry yog ib txoj kev ntsuas uas muaj kev nkag siab zoo thiab raug. Nws ua ke qhov kub siab ntawm inductively coupled plasma thiab qhov kev daws teeb meem siab ntawm mass spectrometry, thiab tuaj yeem txiav txim siab sai thiab raug cov ntsiab lus ntawm ntau yam hlau hnyav hauv cov qauv. Nws muaj qhov zoo ntawm qhov txwv tsis pub kuaj pom, ntau yam kab dav, thiab kev cuam tshuam tsawg dua, thiab tsim nyog rau kev kuaj pom cov hlau hnyav hauv cov silicone duav.

6. Ua raws li cov qauv thiab cov cai tswjfwm cuam tshuam
Cov qauv thoob ntiaj teb: Piv txwv li, cov qauv FDA muaj kev txwv nruj rau cov ntsiab lus ntawm cov hlau hnyav hauv cov khoom silicone. Piv txwv li, kev tsiv teb tsaws chaw ntawm cov hlau lead feem ntau txwv rau qib qis heev, xws li tsis pub ntau tshaj 0.02mg / L. Cov neeg yuav khoom yuav tsum xyuas kom meej tias cov silicone duav uas tau yuav ua tau raws li cov qauv thoob ntiaj teb no kom ntseeg tau tias muaj kev nyab xeeb thiab kev sib tw ua lag luam ntawm cov khoom.
Cov qauv hauv tebchaws: Cov tebchaws thiab thaj chaw sib txawv feem ntau muaj lawv tus kheej cov qauv hauv tebchaws los tswj qhov zoo thiab kev nyab xeeb ntawm cov khoom silicone. Cov neeg yuav khoom yuav tsum nkag siab thiab xyuas kom meej tias cov ntaub qhwv caj dab silicone ua tau raws li cov qauv hauv tebchaws ntawm lub tebchaws lub hom phiaj ua lag luam, xws li Tuam Tshoj GB / T 21928-2008 "Cov Khoom Siv Roj Hmab Sib Txuas Lus Khoom Noj thiab Cov Khoom" thiab lwm cov qauv muaj cov kev cai meej meej ntawm cov cim qhia xws li cov ntsiab lus hlau hnyav ntawm cov ntaub qhwv silicone.

7. Txhawb kom muaj kev tswj xyuas zoo thiab kev tswj cov khoom siv
Tsim kom muaj ib lub kaw lus tswj xyuas zoo ntawm cov khoom xa tuaj: Cov neeg yuav khoom yuav tsum ua haujlwm nrog cov neeg muag khoom kom sib koom ua ke tsim kom muaj ib lub kaw lus tswj xyuas zoo ntawm cov khoom xa tuaj. Txij li kev yuav khoom siv raw mus rau kev tsim khoom thiab kev ua tiav, mus rau kev thauj khoom thiab kev khaws cia khoom, txhua qhov txuas yuav tsum tau tswj hwm kom ntseeg tau tiaslub silicone duav padtsis muaj kuab paug hnyav.