Yuav Ua Li Cas Txheeb Xyuas Glucoraphanin Cov Ntsiab Lus hauv Broccoli Seed Extract: Lab Test 101

Koj tau txais ib batch ntawmbroccoli noob extract. Tus neeg muag khoom lub COA hais tias 13% glucoraphanin. Tus nqi zoo li yog. Cov ntaub ntawv zoo li huv si. Tab sis ntawm no yog cov lus nug uas cais cov kws paub txog kev tsim tawm los ntawm kev ua yuam kev kim: koj puas paub yuav ua li cas txheeb xyuas tus lej ntawd?

Glucoraphanin cov ntsiab lus yog ib qho tseem ceeb tshaj plaws zoo cim nyob rau hauvbroccoli noob extract. Nws txiav txim siab bioavailability, soj ntsuam qhov cuam tshuam, thiab daim ntawv thov kev tiv thaiv. Txawm li cas los xij cov kev tshuaj ntsuam xyuas siv los ntsuas nws sib txawv heev - thiab tsis yog txhua tus muab tib lo lus teb rau koj.

Phau ntawv qhia no qhia koj txog qhov koj yuav tsum paub raws nraim li cas: cov kev sim twg yog qhov ntseeg tau, uas tsis yog, tus lej txhais li cas, thiab yuav siv cov ntaub ntawv li cas kom tsim nyog lossis tsis tsim nyog rau tus neeg xa khoom.

Vim li cas Glucoraphanin Verification tseem ceeb dua li koj xav

Glucoraphanin yog qhov ruaj khov glucosinolate ua ntej uas hloov mus rau sulforaphane - tus nquag Nrf2-txoj kev activator - hauv lub cev. Yog tias tsis tau txheeb xyuas cov ntsiab lus ntawm glucoraphanin, koj tsis tuaj yeem kwv yees cov txiaj ntsig sulforaphane, tsis tuaj yeem lees paub koj daim ntawv thov, thiab tsis tuaj yeem tiv thaiv koj cov khoom hauv kev tshuaj xyuas thib peb.

Qhov teeb meem yog tiag tiag thiab dav. Ib xyoo 2020 kev tshuaj xyuas ywj pheej ntawm kev lag luam sulforaphane thiab broccoli extract tshuaj tau pom tias ntau cov khoom xa tawm tsis tshua muaj sulforaphane dua li lawv cov ntawv thov. Lub hauv paus ua rau feem ntau tau taug qab mus rau qhov tsis txaus ntseeg ntawm glucoraphanin pov thawj ntawm cov khoom noj nyoos.

Nov yog qhov tsis raug glucoraphanin cov ntaub ntawv raug nqi koj:

• Cov khoom lag luam uas tsis tau txhaj tshuaj tiav uas ua tsis tau qhov kev sim thib peb
• Daim ntawv thov kev lav phib xaub hauv kev lag luam tswj hwm (FDA, EU Cosmetic, Health Canada)
• Cov neeg siv khoom tsis txaus siab thiab cov nqi xa rov qab uas ua rau cov khoom lag luam sib luag
• Kev tswj hwm kev pheej hmoo nyob rau hauv kev lag luam nrog yuav tsum muaj cov ntsiab lus tseem ceeb

Cov xov xwm zoo: glucoraphanin yog ib qho ntawm feem ntau analytically tractable botanical actives nyob rau hauv lub ntxiv kev lag luam. Muaj kev lees paub, kev tshuaj ntsuam xyuas dua qub. Koj tsuas yog yuav tsum paub qhov twg los ntseeg.

Tus Qauv Kub: HPLC-Based Glucosinolate Analysis

High-Performance Liquid Chromatography (HPLC) yog qhov tseeb analytical txoj kev rau glucoraphanin kom muaj nuj nqis hauvbroccoli noob extract. TS EN ISO 9167-1 Kev tsom xam glucosinolate hauv cov qoob loo Brassica - thiab nws yog tib txoj kev uas muab rau koj cov ntaub ntawv sib xyaw tshwj xeeb, tiv thaiv kom muaj nuj nqis.

Txoj kev HPLC ua haujlwm li cas

Cov txheej txheem HPLC tau lees paub rau glucoraphanin ua raws li cov txheej txheem teev tseg:

Kauj ruam 1 - Extraction Glucosinolates yog muab rho tawm los ntawm qhuav extract hmoov siv dej kub los yog methanol-dej hnyav tshuab. Kev tshawb fawb luam tawm tau lees paub tias kev rho tawm dej kub ntawm 70-80℃rau 10-20 feeb ua tiav cov txiaj ntsig zoo ntawm glucoraphanin rov qab los ntawm cov khoom siv noob paj noob hlis.

Kauj Ruam 2 - Desulfation (rau kev tshuaj xyuas tsis muaj qabzib glucosinolate) Crude extracts tau dhau los ntawm DEAE-Sephadex ion pauv kab kom cais cov glucosinolates tsis zoo. Ib kauj ruam enzymatic desulfation siv sulfatase hloov tsis zoo glucosinolates rau lawv cov ntaub ntawv desulfo - uas yog UV-detectable ntau dua thiab zoo dua sib cais ntawm rov qab-theem HPLC kab.

Kauj Ruam 3 - Chromatographic Separation Desulfo-glucosinolates yog sib cais ntawm C18 thim rov qab-theem kem siv lub gradient mobile theem (feem ntau acetonitrile / dej). Glucoraphanin elutes ntawm lub sijhawm khaws cov yam ntxwv uas txawv ntawm lwm cov glucosinolates xws li sinigrin, gluconapin, thiab glucobrassicin.

Kauj Ruam 4 - Kev Tshawb Nrhiav thiab Quantification UV nrhiav tau ntawm 229 nm muab lub cim nqus nqus rau desulfo-glucosinolates. Glucoraphanin cov ntsiab lus yog ntsuas raws li tus qauv siv tau ntawv pov thawj - xws li sinigrin (raws li tus qauv sab hauv) lossis purified glucoraphanin cov ntaub ntawv siv.

Daim ntawv ceeb toom HPLC txhim khu kev qha yuav tsum qhia koj li cas:

• Chromatogram nrog kom meej meej daws glucoraphanin ncov
• Lub sijhawm khaws cia sib piv cov ntawv pov thawj siv tus qauv (± 0.1 min)
• Peak cheeb tsam thiab xam qhov concentration hauv mg/g lossis % w/w
• Kev txheeb xyuas ntawm cov co-eluting glucosinolates (sinigrin, gluconapin, thiab lwm yam)
• Siv tus qauv ntau tus lej thiab hnub ntawv pov thawj
• Method validation parameters (linearity, precision, rov qab)

Vim li cas Colorimetric Assays tsis txaus

Ntau tus neeg muag khoom tau tshaj tawm cov ntsiab lus ntawm glucosinolate siv cov tshuaj ntsuam xyuas colorimetric - tshwj xeeb tshaj yog txoj kev Kore los yog kev soj ntsuam cov piam thaj tso tawm raws li enzymatic hydrolysis. Cov txheej txheem no sai dua thiab pheej yig dua li HPLC. Lawv kuj tseem tsim nyog tsis txaus rau kev ntsuas qhov tshwj xeeb ntawm glucoraphanin.

Nov yog qhov teeb meem tseem ceeb:

• Colorimetric glucosinolate kev soj ntsuam ntsuas tag nrho cov glucosinolates - tsis yog glucoraphanin tshwj xeeb
• Broccoli noob extractmuaj ntau yam glucosinolates tshaj glucoraphanin
• Kev nyeem tag nrho cov glucosinolate siab tuaj yeem npog cov ntsiab lus ntawm glucoraphanin tsawg yog tias lwm cov glucosinolates tseem ceeb
• Txoj kev Colorimetric tsis tuaj yeem paub qhov txawv ntawm glucoraphanin los ntawm sinigrin, gluconapin, lossis glucobrassicin

Ib qho kev ua tau zoo: Tus neeg muag khoom tau tshaj tawm 15% tag nrho cov glucosinolates los ntawm kev tshuaj ntsuam colorimetric. Yog tias tsuas yog 40% ntawm cov feem yog glucoraphanin, qhov tseeb glucoraphanin cov ntsiab lus yog 6% - tsawg dua li ib nrab ntawm tus nqi implied. Yog tsis muaj HPLC, koj tsis tuaj yeem paub qhov txawv.

Kev tshawb fawb luam tawm tau lees paub tias HPLC nrog desulfation muab qhov tshwj xeeb zoo dua thiab raug rau tus kheej glucosinolate kom muaj nuj nqis dua li colorimetric.

Cov kab hauv qab: Txais cov ntaub ntawv colorimetric raws li cov cuab yeej tshuaj ntsuam nkaus xwb. Yuav tsum tau HPLC kom muaj nuj nqis rau txhua qhov kev thov ntawm glucoraphanin ntawm COA.

Lwm txoj kev sim thiab ua kom tiav

HPLC yog thawj tus qauv - tab sis ob peb txoj hauv kev ntxiv cov nqi ntxiv hauv cov ntsiab lus tshwj xeeb:

LC-MS/MS (Liquid Chromatography - Tandem Mass Spectrometry)

LC-MS/MS muab qhov tshwj xeeb tshaj plaws ntawm txhua txoj kev kuaj glucoraphanin. Nws muab cov chromatographic sib cais nrog huab hwm coj-raws li molecular identification - tshem tawm qhov tsis meej pem txog qhov ncov tus kheej. Nws yog ib qho tseem ceeb heev rau:

• Tshawb nrhiav kev deev luag poj luag txiv nrog hluavtaws glucoraphanin
• Quantifying kab-qib glucosinolate impurities
• Paub meej tias glucoraphanin tus kheej nyob rau hauv cov tshiab los yog complex extract matrices

LC-MS/MS yog kim tshaj HPLC tus qauv thiab yuav tsum tau tshwj xeeb instrumentation. Nws yog txoj kev xaiv rau cov khoom siv tshuaj-qib uas muaj txiaj ntsig zoo thiab kev ntsuas kev daws teeb meem.

Micellar Electrokinetic Capillary Chromatography (MECC)

Kev tshawb fawb luam tawm ntawm ResearchGate tau lees paub txoj hauv kev MECC rau kev txiav txim siab glucoraphanin hauv cov noob paj noob hlis thiab cov paj uas siv cov khoom-theem extraction. MECC muaj kev daws teeb meem zoo rau kev sib cais glucosinolate thiab siv rau hauv qee qhov chaw tshawb fawb tshwj xeeb. Nws tsis tshua muaj nyob rau hauv kev lag luam QC ib puag ncig dua li HPLC.

Ze-Infrared Spectroscopy (NIR)

NIR yog txoj kev tshuaj ntsuam xyuas sai, tsis muaj kev puas tsuaj uas siv rau kev tshuaj xyuas cov khoom tuaj. Nws tuaj yeem ntes tag nrho kev deev luag poj luag txiv lossis batch-rau-batch inconsistency nyob rau hauv extract muaj pes tsawg leeg sai thiab tsis muaj qauv npaj. Txawm li cas los xij, NIR tsis tuaj yeem hloov HPLC rau ntau qhov kev qhia tshwj xeeb ntawm glucoraphanin - nws yuav tsum tau calibration tiv thaiv HPLC-tsim cov qauv siv pov thawj thiab poob qhov tseeb rau cov ntsuas qis qis.

Hauv Vitro Conversion Assay (Myrosinase Hydrolysis)

Qhov kev sim ua haujlwm no ntsuas ntau npaum li cas sulforaphane koj cov extract tau tsim nyob rau hauv kev simulated digestion. Cov txheej txheem:

• Incubates extract nrog myrosinase enzyme ntawm physiological pH thiab kub
• Ntsuas sulforaphane yield los ntawm HPLC tom qab lub sij hawm hydrolysis
• Qhia tawm cov txiaj ntsig zoo li sulforaphane sib npaug ib gram ntawm extract

Ib tus cwj pwm zoo glucoraphanin extract nrog active myrosinase yuav tsum ua kom tiav 55-70% molar hloov mus rau sulforaphane nyob rau hauv optimized nyob rau hauv vitro tej yam kev mob. Cov ntaub ntawv no yog qhov kev kwv yees ntau dua hauv vivo bioavailability ntau dua li cov ntsiab lus ntawm glucoraphanin ib leeg - thiab nws yog cov ntaub ntawv uas cov neeg tsim qauv xav tau nce ntxiv nrog rau cov ntaub ntawv COA.

Nyeem COA: Tus lej tiag txhais li cas

Daim ntawv pov thawj ntawm Kev Ntsuam Xyuas tsuas yog muaj txiaj ntsig raws li koj lub peev xwm los txhais nws qhov kev thuam. Nov yog dab tsi los nrhiav - thiab yuav nug dab tsi:

Glucoraphanin specification - cov ntsiab lus tseem ceeb:

Cov naj npawb tshwj xeeb rau kev ntsuas tawm tsam:

• Siab zoobroccoli noob extract: 10% - 20% glucoraphanin los ntawm HPLC (qhuav qhov hnyav)
• Kev tshawb fawb luam tawm qhia txog glucoraphanin concentrations txog 274.1 µmol / g qhuav hnyav hauv cov neeg tseem ceeb broccoli genotypes
• Sulforaphane-standardized qib: feem ntau 0.1% -10% sulforaphane los ntawm HPLC
• Myrosinase-active qib: kev hloov pauv ntau dua lossis sib npaug li 55% raws li tus qauv hauv vitro

Qhov teeb meem Epithiospecifier Protein (ESP) - COA ntau npaum li cas

Nov yog qhov tsis zoo uas feem ntau COAs tsis hais txog - thiab qhov ntawd tuaj yeem ua rau koj qhov kev ua tau zoo.

Epithiospecifier protein (ESP) yog ib qho enzyme ib txwm muaj nyob hauv cov khoom siv noob qoob loo. Thaum ua haujlwm, ESP hloov glucoraphanin hydrolysis deb ntawm sulforaphane mus rau sulforaphane nitrile - ib qho chaw uas tsis muaj ntaub ntawv teev tseg txog kev ua haujlwm Nrf2.

Qhov tshwm sim: ib qho extract nrog cov ntsiab lus siab glucoraphanin tab sis nquag ESP tuaj yeem xa cov txiaj ntsig sulforaphane qis dua li nws cov lus qhia.

Yuav txheeb xyuas ESP cuam tshuam li cas:

• Thov nyob rau hauv vitro conversion assay cov ntaub ntawv sib piv sulforaphane tawm los nrog thiab tsis ntxiv myrosinase
• Qhov sib txawv loj ntawm qhov theoretical sulforaphane yield (los ntawm glucoraphanin cov ntsiab lus) thiab cov txiaj ntsig ntsuas qhov tseeb qhia ESP kev ua haujlwm
• Qee tus neeg muag khoom tshwj xeeb sau ESP inactivation hauv lawv cov txheej txheem tsim khoom - qhov no yog qhov muaj txiaj ntsig zoo sib txawv

Nug koj tus neeg muag khoom ncaj qha: "Puas muaj ESP kev ua haujlwm tau raug tus cwj pwm thiab tswj tau hauv cov extract no?" Ib tus neeg muag khoom uas tsis tuaj yeem teb cov lus nug no tsis ua haujlwm ntawm cov qauv tshuaj-qib zoo.

Thib peb-Tag Nrho Kev Tshawb Fawb Kev Tshawb Fawb - Koj Qhov Kev Nyab Xeeb Tsis Sib Tham

Txawm tias muaj COA huv si los ntawm koj tus neeg muag khoom, kev pov thawj ntawm lwm tus neeg sab nraud yog qhov tseem ceeb rau kev lag luam ntxiv.

Thaum twg los siv qhov kev xeem thib peb:

• Ua ntej cog lus rau kev yuav khoom loj (kev lees paub ua ntej xa khoom)
• Thaum hloov cov chaw muag khoom lossis tau txais cov khoom tsim tawm tshiab
• Thaum koj qhov kev ntsuam xyuas kev ruaj ntseg hauv tsev qhia pom tias tsis muaj peev xwm poob qis
• Thaum npaj rau kev tswj hwm kev xa tawm lossis kev tshawb xyuas cov neeg yuav khoom muag

Cov chaw kuaj pom zoo rau kev kuaj glucosinolate:

Saib rau ISO / IEC 17025-kev lees paub lub chaw soj nstuam nrog cov ntaub ntawv kev paub hauv kev tshuaj xyuas glucosinolate. Cov chaw sim tseem ceeb nrog cov txheej txheem luam tawm glucosinolate suav nrog Eurofins, SGS, thiab NSF International. Thov kom lub chaw kuaj sim siv ISO 9167-1 yoog HPLC txoj kev lossis cov txheej txheem sib npaug - tsis yog ib qho khoom siv tshuaj ntsuam xim.

Yuav xa dab tsi rau kev kuaj thib peb:

• Tus neeg sawv cev qauv los ntawm ntau lawm batch (tsawg kawg 50 g)
• Koj tus neeg muab khoom COA rau tib pawg
• Daim ntawv qhia tshwj xeeb nrog lub hom phiaj glucoraphanin ntau yam
• Thov kom tag nrho glucosinolate profile - tsis yog glucoraphanin xwb

Kev lees paub qhov sib txawv ntawm tus neeg xa khoom COA thiab cov txiaj ntsig thib peb:

Kev lag luam xyaum lees txais ± 5% txheeb ze sib txawv rau HPLC-raws li glucoraphanin kom muaj nuj nqis ntawm cov chaw soj ntsuam siv tib txoj kev siv tau. Variance tshaj ± 10% lav kev tshawb nrhiav thiab kev sib tham ntawm tus neeg muag khoom.

Tus neeg muab khoom tsim nyog daim ntawv teev npe rau Broccoli Seed Extract

Kev txheeb xyuas qhov tseeb tsis tshwm sim hauv kev sib cais - nws yog ib feem ntawm cov txheej txheem kev tsim nyog ntawm tus neeg xa khoom dav dav. Nov yog daim ntawv teev npe tiav:

Cov ntaub ntawv xav tau:

✅ COA nrog HPLC glucoraphanin assay thiab tag nrho chromatogram

✅ Cov txheej txheem kev lees paub (linearity, precision, raug, LOD / LOQ)

✅ In vitro conversion assay data (sulforaphane yield in simulated digestion)

✅ ESP cov yam ntxwv ua haujlwm lossis cov ntaub ntawv tsis ua haujlwm

✅ Daim ntawv qhia txog tshuaj tua kab (GC/LC-MS, EU 396/2005 los yog sib npaug)

✅ Heavy hlau vaj huam sib luag (ICP-MS)

✅ Residual solvent report (ICH Q3C raws)

✅ Tsis muaj cov kab mob microbial

✅ Cov ntaub ntawv nrawm nrawm (glucoraphanin tuav ntawm 37℃/ 75% RH, 90 hnub)

Daim ntawv pov thawj yuav tsum:

✅ GMP daim ntawv pov thawj (FDA-sib npaug lossis EU GMP)

✅ ISO 9001: 2015

✅ HACCP

✅ Tsis-GMO tshaj tawm

✅ Allergen hais

Kev paub ntsuas:

Tshaj tawm kev soj ntsuam sim siv cov khoom tshwj xeeb extract

Peer-reviewed analytical method citations

Lub sij hawm ntev muab keeb kwm nrog lub npe nutraceutical cov neeg siv khoom

Muab Tag Nrho Ua Ke - Ib Daim Ntawv Pov Thawj Ua Haujlwm Zoo

Ntawm no yog cov txheej txheem txheeb xyuas cov kauj ruam uas koj tuaj yeem siv tam sim ntawd rau txhua qhov khoom tuajbroccoli noob extractbatch:

Thaum tau txais COA los ntawm tus neeg xa khoom:

1. Paub meej tias txoj kev ntsuam xyuas yog HPLC - tsis yog xim xim
2. Xyuas kom tseeb tias glucoraphanin tau tshaj tawm tshwj xeeb - tsis yog tag nrho cov glucosinolates
3. Xyuas kom pom tias lub chromatogram txuas nrog cov cim npe glucoraphanin ncov
4. Paub meej tias tus qauv siv tau muaj npe thiab lees paub
5. Nco ntsoov cov ntsiab lus noo noo - txheeb xyuas qhov ntsuas yog nyob ntawm qhov hnyav hnyav

Ua ntej kev yuav khoom cog lus cog lus:

1. Thov in vitro conversion assay data
2. Nug tshwj xeeb txog ESP tus yam ntxwv
3. Thov kom ceev cov ntaub ntawv ruaj ntseg rau cov qib tshwj xeeb batch
4. Paub meej tias cov tshuaj tua kab residue thiab cov ntawv ceeb toom hlau hnyav muaj nyob

Tom qab tau txais cov khoom loj:

1. Xa tus neeg sawv cev qauv mus rau ISO 17025-kev lees paub thib peb-tog lab
2. Thov tag nrho glucosinolate profile - tsis yog glucoraphanin xwb
3. Sib piv cov txiaj ntsig thib peb tawm tsam tus neeg xa khoom COA (tau txais qhov sib txawv ± 5%)
4. Cov ntaub ntawv ua rau koj cov ntaub ntawv QC tuaj

Cov txheej txheem no siv sijhawm tsawg dua li kev hloov kho cov khoom ua tsis tiav. Nws raug nqi ib feem ntawm kev tswj hwm. Thiab nws yog qhov txawv ntawm ib qho ntxiv uas xa tawm ntawm nws cov lus thov thiab ib qho uas ntsiag to poob siab.

Tau qhov twg los Broccoli Seed Extract nrog Tag Nrho Kev Tshawb Fawb Transparency

Jiuyuan Bio muab HPLC-tshuaj xyuas Broccoli Seed Extract hauv ntau qhov tshwj xeeb - suav nrog Glucoraphanin 10% -20%, Sulforaphane 0.1% -10%, thiab myrosinase-active ua ke qib - nrog rau tag nrho cov ntaub ntawv tshuaj xyuas ib pawg.

Txhua batch nkoj nrog:

• HPLC chromatogram nrog glucoraphanin ncov txheeb xyuas
• In vitro conversion assay data
• Tag nrho cov glucosinolate profile
• Cov tshuaj tua kab residue thiab hnyav hlau qhia
• Accelerated stability cov ntaub ntawv ntawm kev thov

👉 Saib tag nrho cov khoom specifications: https://www.jiuyuanbio.com/standard-plant-extract-powder/broccoli-seed-extract.html

📧 Hu rau peb pab neeg ua haujlwm rau cov qauv thiab cov ntaub ntawv txheeb xyuas:info@jiuybiotech.com

Peb ua haujlwm nrog cov neeg tsim khoom ntxiv, cov tuam txhab cog lus, thiab pab pawg muag khoom thoob plaws North America, Europe, thiab Asia-Pacific uas xav tau kev txheeb xyuas qhov tseebbroccoli noob extractlawv tso siab tau.

Cov ntaub ntawv

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2. Fahey, JW, Zalcmann, AT, & Talalay, P. (2001). Cov tshuaj muaj ntau haiv neeg thiab kev faib tawm ntawm glucosinolates thiab isothiocyanates ntawm cov nroj tsuag. Phytochemistry, 56(1), 5–51.
3. Velasco, P., Soengas, P., Vilar, M., Cartea, ME, & del Rio, M. (2008). Kev sib piv ntawm glucosinolate profiles hauv nplooj thiab cov ntaub so ntswg ntawm cov qoob loo Brassica napus sib txawv. Phau ntawv Journal of the American Society for Horticultural Science, 133(4), 551–558.
4. Grosser, K., & van Dam, NM (2017). Ib txoj hauv kev yooj yim rau kev rho tawm glucosinolate thiab tshuaj xyuas nrog kev kub siab ua kua chromatography (HPLC). Phau ntawv Journal of Visualized Experiments, (121), e55425.
5. Dinkova-Kostova, AT, & Kostov, RV (2012). Glucosinolates thiab isothiocyanates hauv kev noj qab haus huv thiab kab mob. Trends in Molecular Medicine, 18(6), 337–347.
6. Hanschen, FS, Lamy, E., Schreiner, M., & Rohn, S. (2014). Reactivity thiab stability ntawm glucosinolates thiab lawv cov khoom tawg hauv cov khoom noj. Angewandte Chemie International Edition, 53(43), 11430–11450.