meso-Erythritol CAS 149-32-6 Assay 99.5 ~ 100.5% Factory Food Additive

Inkcazelo emfutshane:

Igama leMichiza: i-meso-Erythritol

CAS: 149-32-6

Uvavanyo (kwisiseko esomileyo): 99.5 ~ 100.5%

Imbonakalo: I-White Crystalline Powder okanye iGranular

Ukongezwa kokutya, amandla okuvelisa iitoni ezingama-30000 ngonyaka

Qhagamshelana: UGqr. Alvin Huang

Iselula/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


Iinkcukacha zeMveliso

Iimveliso ezinxulumeneyo

Iithegi zeMveliso

Inkcazo:

I-Shanghai Ruifu Chemical Co., Ltd. ngumenzi ohamba phambili we-meso-Erythritol (i-CAS: 149-32-6) enomgangatho ophezulu, amandla okuvelisa i-30000 yeetoni ngonyaka.I-Ruifu Chemical inokubonelela ngenkonzo yehlabathi jikelele, ixabiso elikhuphisanayo, amancinci kunye nenani elikhulu elikhoyo.Thenga i-meso-Erythritol,Please contact: alvin@ruifuchem.com

Iipropati zeMichiza:

Igama leMchiza i-meso-Erythritol
Izithethantonye i-erythritol;1,2,3,4-Butanetetrol;i-meso-1,2,3,4-Tetrahydroxybutane;I-Erythritol
Ubume beStokhwe KwiSitokhwe, Umthamo weMveliso 30000 yeeToni ngonyaka
Inombolo yeCAS 149-32-6
Ifomula yeemolekyuli C4H10O4
Ubunzima beMolekyuli 122.12 g/mol
Indawo yokunyibilika 119.0~123.0℃(lit.)
Indawo yokubilisa 329.0~331.0℃(lit.)
Ukuxinana 1.451 g/cm3
Inovakalelo Hygroscopic.Ukungeva kuMoya, ukuKhanya, uBuvane ukufuma
Ukunyibilika kwamanzi Inyibilika Emanzini, Phantse Ukungafihli
Ugcino Temp. Indawo epholileyo kunye neyomileyo
I-COA kunye ne-MSDS Iyafumaneka
Beka ubomi kwishelufa Iminyaka emi-2 xa igcinwe ngokufanelekileyo
Uphawu Ruifu Chemical

Iinkcukacha:

Izinto ImiGangatho yokuHlola Iziphumo
Imbonakalo Umgubo weCrystalline oMhlophe okanye iGranular I-White Crystalline Granular
Uvavanyo (kwisiseko esomileyo) 99.5~100.5% 99.92%
Indawo yokunyibilika 119.0 ~ 123.0℃ 119.8 ~ 121.7℃
Ilahleko ekomisweni ≤0.20% 0.05%
Intsalela kwi-Ignition ≤0.10% 0.005%
Iintsimbi ezinzima (Pb) ≤1.0 mg/kg 0.0076mg/kg
Khokela (Pb) ≤0.50 mg/kg <0.085 mg/kg
IArsenic (As) ≤0.30 mg/kg <0.041 mg/kg
Ukunciphisa Iswekile ≤0.30% <0.30%
IRibitol kunye neGlycerol ≤0.10% <0.01%
Ukuhamba kweBakteria ≤300 cfu/g <10 cfu/g
Igwele kunye Molds ≤100 cfu/g <10 cfu/g
I-Coliform ≤30 cfu/g Ibi
Iintsholongwane Ibi Ibi
Shigela Ibi Ibi
Staphylococcus Aureus Ibi Ibi
Ixabiso le-pH 5.0~7.0 6.84
Ukuqukumbela Imveliso ivavanyiwe kwaye iyahambelana neenkcukacha ezinikiweyo

Ukupakishwa/uGcino/Ukuhambisa ngenqanawe:

Umqulu:Ibhotile, ingxowa yefoyile yeAluminiyam, 25kg/Igubu lekhadibhodi, okanye ngokwemfuno yomthengi.
Imeko yoGcino:Gcina kwisitya esivaliweyo.Gcina kwindawo epholileyo, eyomileyo nengena umoya kakuhle kude nezinto ezingahambelaniyo.Khusela ukukhanya kunye nokufuma.
Ukuhambisa ngenqanawe:Zisa kwihlabathi liphela ngomoya, ngeFedEx / DHL Express.Ukubonelela ngokukhawuleza nangokuthembekileyo.

Izinto eziluncedo:

Umthamo owaneleyo: Izixhobo ezaneleyo kunye namagcisa

Inkonzo yobuNgcali: Inkonzo enye yokuyeka ukuthenga

Ipakethe ye-OEM: Iphakheji yesiko kunye neleyibhile ekhoyo

Ukuhanjiswa ngokukhawuleza: Ukuba ngaphakathi kwesitokhwe, ukuhanjiswa kweentsuku ezintathu kuqinisekisiwe

Ubonelelo oluzinzileyo: Gcina isitokhwe esifanelekileyo

Inkxaso yobuGcisa: Isisombululo seTekhnoloji siyafumaneka

Inkonzo yesiNtu yoHlanganiso: Isuka kwiigram ukuya kwiikhilos

Umgangatho ophezulu: Kusekwe inkqubo epheleleyo yokuqinisekisa umgangatho

FAQ:

Ukuthenga njani?Nceda uqhagamshelaneDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com 

Amava Eminyaka Eli-15?Sineminyaka engaphezu kwe-15 yamava ekwenziweni nasekuthumeleni kumazwe angaphandle uluhlu olubanzi oluphezulu lwamayeza aphakathi okanye amachiza alungileyo.

Iimarike eziphambili?Thengisa kwimarike yasekhaya, eMntla Melika, eYurophu, eIndiya, eKorea, eJapan, eOstreliya, njl.

Iingenelo?Umgangatho ophezulu, ixabiso elifikelelekayo, iinkonzo zengcali kunye nenkxaso yobugcisa, ukuhanjiswa ngokukhawuleza.

UmgangathoIsiqinisekiso?Inkqubo yokulawula umgangatho ongqongqo.Izixhobo zobuchwephesha zokuhlalutya ziquka i-NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, njl.

Iisampulu?Uninzi lweemveliso zibonelela ngeesampulu zasimahla zokuvavanya umgangatho, iindleko zokuthumela kufuneka zihlawulwe ngabathengi.

Factory Audit?Uphicotho-zincwadi lwasefektri wamkelekile.Nceda wenze idinga kwangaphambili.

MOQ?Akukho MOQ.Umyalelo omncinci wamkelekile.

Ixesha lokuzisa? Ukuba ngaphakathi kwesitokhwe, ukuhanjiswa kweentsuku ezintathu kuqinisekisiwe.

Ezothutho?Nge-Express (FedEx, DHL), ngoMoya, ngoLwandle.

Amaxwebhu?Emva kwenkonzo yokuthengisa: I-COA, i-MOA, i-ROS, i-MSDS, njl.

Udibaniso lweSiko?Inokubonelela ngeenkonzo zesiko lokudibanisa ukuze zilungele iimfuno zakho zophando.

Immimiselo yokuhlawula?I-invoyisi yeProforma iya kuthunyelwa kuqala emva kokuqinisekiswa kwe-odolo, efakwe kwiinkcukacha zethu zebhanki.Intlawulo nge-T / T (i-Telex Transfer), i-PayPal, i-Western Union, njl.

149-32-6 - Umngcipheko kunye noKhuseleko:

Iimpawu zeHazard Xi - Irritant
Iikhowudi zoMngcipheko 36/37/38 - Ukucaphukisa amehlo, inkqubo yokuphefumula kunye nesikhumba.
Inkcazelo yoKhuseleko
S26 - Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
S36 - Nxiba iimpahla ezifanelekileyo zokukhusela.
WGK eJamani 3
RTECS KF2000000
FLUKA BRAND F IIKHOWUDI 3-10
TSCA Ewe
Ikhowudi yeHS 2905499000

Isicelo:

I-meso-Erythritol (i-CAS: i-149-32-6) iyinxalenye yendalo yokutya okuninzi kunye neziselo kumanqanaba ngamanye amaxesha angaphezu kwe-1 g / kg.Ngokuxhomekeke kugxininiso olusetyenzisiweyo, i-erythritol imalunga nama-60 % iswiti njengesucrose.Ayinancariogenic kwaye ayifakwanga kwi-metabolized emzimbeni womntu okuthetha ukuba ayinakhalori okanye ingaphantsi.Kwi-European Union, i-erythritol ivunyiwe njenge-E 968 kwinani elikhulu lezicelo zokutya.Yi-GRAS e-United States kwaye ivunyiwe nakwamanye amazwe amaninzi.
i-meso-Erythritol yi-alcohol yeswekile (i-polyol).Ubumnandi be-erythritol buphantsi, ubumnandi be-erythritol bungama-60% -70% kuphela ye-sucrose, umnyango unencasa epholileyo, i-taste is pure, kwaye akukho post-butterness.Ingasetyenziswa ngokudityaniswa ne-high-intensity sweeteners ukuthintela iincasa zayo ezingafunekiyo ze-high-intensity sweeteners.I-Erythritol inozinzo oluphezulu, izinzile kakhulu kwi-asidi kunye nobushushu, kwaye ine-asidi ephezulu kunye nokumelana ne-alkali.Ayizi kubola kwaye itshintshe kumaqondo obushushu angaphantsi kwe-200℃, kwaye ayisayi kusabela kwi-Maillard ukuze ibangele ukujika kombala.Ubushushu bokutshatyalaliswa kwe-erythritol buphezulu: i-erythritol inefuthe lokuphela kwe-endothermic xa inyibilika emanzini, kwaye ukushisa kokutshatyalaliswa kuphela kwe-97.4kJ / kg, ephezulu kune-degree endothermic ye-glucose kunye ne-sorbitol, kwaye inemvakalelo yokupholisa xa isitya. .I-solubility ye-erythritol kwi-25℃ yi-37% (W/W).Ngokunyuka kweqondo lokushisa, i-solubility ye-erythritol iyanda, kwaye kulula ukuyikhanda kunye nokwahlula iikristale.I-Erythritol ilula kakhulu ukuyiqaqambisa, kodwa ayizukufunxa ukufuma kwindawo yokufuma engama-90%.Kulula ukutyunyuzwa ukufumana imveliso ye powdery, engasetyenziselwa phezu kokutya ukukhusela ukutya ekufunxeni umswakama kunye nokuwohloka.
I-meso-Erythritol, yeklasi ye-alcohols yeswekile, ichongiwe kwiimveliso zokutya ezahlukeneyo, iziqhamo, imifuno, iziselo kunye nezongezo zokutya.Kwaziwa njengesongezo sokutya esisezantsi se-glycemic kwaye idlala indima ebalulekileyo njenge-sweetener kwizigulane ezineswekile, kuba ayinayo i-glycemic okanye i-insulinemic effect ngenxa yokukwazi kwayo ukufumana i-metabolized kodwa ifakwe emathunjini amancinci.Kukwaxelwa ukuba isetyenziselwa indawo yeswekile kwindawo yentlama yamazinyo, iintsini zokuhlafuna, iimveliso zokutya zeconfectionery, njl.
Indawo yosetyenziso
1. Iziselo Kwiminyaka yakutshanje, i-erythritol isetyenziswe ekuphuhliseni i-zero-calorie entsha kunye ne-low-calorie drinks.I-Erythritol inokonyusa ubumnandi, umzimba kunye nokutyibilika kweziselo, ngelixa inciphisa ubukrakra, kwaye inokufihla amanye amavumba kwaye yongeze incasa yesiselo.I-Erythritol isenokusetyenziswa kwiziselo eziqinileyo ezihlaziyayo, kuba i-erythritol ifunxa ubushushu obuninzi xa inyibilika.
2. Izinto ezibhakiweyo
I-Erythritol sisithako esiqinisekisiweyo somgangatho ophezulu wokusebenza okanye iimveliso zokubhaka eziphantsi kweekhalori.Ayinakuthatha indawo ye-sucrose kuphela ngokwasemzimbeni nangokwemichiza kodwa ikwazisa izibonelelo zempilo, kwaye iimveliso ezibhakiweyo zisebenzisa i-erythritol zinokubumbana okungcono kunye nokuthamba kuneemveliso ezikwasebenzisa i-sucrose njengemathiriyeli ekrwada, kwaye inyibilika ngokwahlukileyo emlonyeni kunye nombala ofihlakeleyo. iyantlukwano.I-erythritol esetyenziswe kwiimpahla ezibhakiweyo kufuneka ibe yimpuphu okanye i-crystallized kunye nobukhulu be-particle (<200μm), kunye neengqungquthela ezintle ziza kuzisa ukunambitheka okugudileyo kunye nokujikelezayo kwimveliso.
3. Izongezo
I-Erythritol ingasetyenziselwa ukuvelisa ezongezo zemveliso yokubhaka esemgangathweni efana nejam, ikhrimu, i-icing yebhotolo kunye nokuhonjiswa komphezulu.
A. Ukongeza i-erythritol kwijam kunokwandisa isalathisi seziqhamo.
B. Ukongeza i-erythritol kwi-cream icing (i-fat fat) ayiyi kunciphisa kuphela iikhalori kodwa iphinde izise incasa ehlaziyayo;xa imveliso isebenzisa i-erythritol, i-maltitol liquid kunye ne-aspartame ngexesha elifanayo, ixabiso lamandla lingancitshiswa phantse ngama-50%.
4. Iilekese
Imakethi yangoku yeelekese kunye netshokholethi iye yanda ukusuka ekusetyenzisweni kwangoko kwe-sucrose njengesiseko semathiriyeli ekrwada ukuya kwimveliso entsha eneswekile ephantsi kunye neekhalori ezisezantsi.Kwiminyaka yakutshanje, iimveliso zeswekile ezisebenzayo ziye zaxutywa ngokupheleleyo kwiimarike kwaye ziye zangoku ngamazwe ngamazwe I-hotspot yokusetyenziswa kunye nokugxilwa kophuhliso lweemarike ze-candy, amandla emarike makhulu.Emva kophando olusebenzayo lwexesha elide, kuye kwangqinwa ukuba i-erythritol entsha esebenzayo ihlangabezana ngokupheleleyo neemfuno.Ukunambitheka kwe-erythritol kufana ne-sucrose, kwaye akukho mfuneko yokongeza i-sweeteners enamandla njenge-aspartame okanye i-saccharin.Iilekese ezineziphumo zipholile kwaye zipholile kunezinye iilekese "ezingeyo-sucrose", ezinobumnandi obumsulwa kwaye azinancasa engathandekiyo.
5. Itshokholethi
I-Erythritol inokuthatha indawo ye-sucrose ngokulula kwimveliso kwaye inciphise amandla etshokolethi ngama-34%.Ayikho enye i-alcohol yeswekile enokubonelela ngokunciphisa amandla anjalo, kwaye inike imveliso ngencasa epholileyo kunye neempawu ezingenayo i-cariogenic.Ngenxa ye-hygroscopicity ephantsi, i-erythritol inceda ukoyisa isenzeko esidubulayo sezinye iswekile xa sisenza itshokolethi.
6. Ishishini lamachiza
Iimpawu ze-erythritol, ezifana ne-anti-caries, i-anti-oxidation, ukugcinwa komswakama kunye nokungatsha, yenza ukusetyenziswa kwayo kwiinkalo zonyango kunye neekhemikhali zemihla ngemihla ziqhubeka zanda.

Usetyenziso lwezamayeza:

I-meso-Erythritol sisincedisi esingenancariogenic esenzeka ngokwendalo esisetyenziswa kumalungiselelo ahlukeneyo oxubo mayeza, kubandakanywa neefomu zedosi eqinileyo njengesizaliso sethebhulethi, kunye nakwiingubo zokwaleka.Ikwaphandiwe ukuba isetyenziswe kwizifunxa ezomileyo zomgubo. Ikwasetyenziswa kwiilozenji ezingenaswekile, kunye netshungama eneyeza.I-meso-Erythritol isenokusetyenziswa njenge-diluent kwigranulation emanzi idityaniswe namachiza angevani nokufuma.Kwizicelo ze-buccal, ezifana neentsini ezixutywe ngamayeza, isetyenziswa ngenxa yobushushu bayo obuphezulu besisombululo esibonelela ngesiphumo esinamandla sokupholisa.i-meso-Erythritol ikwasetyenziswa njenge-sweetener engekho-caloric kwiisyrups;isetyenziselwa ukubonelela ngeempawu zokuguqula iprofayili kunye ne-sweeteners enzulu;kwaye ikwasetyenziselwa ukugquma iincasa ezingafunwayo.I-meso-Erythritol ikwasetyenziswa njenge-noncariogenic sweetener kwintlama yamazinyo kunye nezisombululo zokuhlamba umlomo.

Indlela yoHlalutyo ye-USP 35:

INGCACISO
I-Erythritol ifumaneka ngokubiliswa kwe-starch enzyme hydrolyzate (ukusuka kwistatshi esifana nengqolowa kunye nombona).Ifunyenwe kumhluzi wokubilisa we-osmophilic yeasts efanelekileyo njenge-Moniliella pollinis okanye i-Trichosporonoides megachiliensis.Iqulethe i-NLT 96.0% kunye ne-NMT 102.0% ye-Erythritol (C4H10O4), ibalwe ngokwesiseko se-anhydrous.
UKUCHAZA
• A. UKUFUNWA KWE-IFRARED <197K>
• B. UHLELO OKUnyibilika OKANYE UBUSHUSHU <741>: 119.0 ~ 123.0 °C
UVAVANYO
• INKQUBO
Isigaba seselula: 0.01% i-asidi ye-sulfuric
Isisombululo sokufaneleka kwenkqubo: 0.05 mg / mL nganye ye-USP Erythritol RS kunye ne-glycerol
Isisombululo esisemgangathweni: 50 mg / mL ye-USP Erythritol RS
Isisombululo sesampuli: 50 mg / mL ye-Erythritol
Inkqubo yeChromatographic
(Jonga iChromatography <621>, Ukufaneleka kweNkqubo.)
Indlela: LC
Umtshina: Isalathiso sokuqhafaza
Ikholamu: 7.8-mm × 30-cm;ukupakisha L17
Ubushushu bekholamu: 70 °
Izinga lokuhamba: 0.8 mL / min
Ubungakanani bokutofa: 10 µL
Ukufaneleka kwenkqubo
Iisampulu: Isisombululo sokufaneleka kwenkqubo kunye nesisombululo esiPhakathi [QAPHELA-Amaxesha okugcinwa kwe-erythritol kunye ne-glycerol malunga ne-1.0 kunye ne-1.1, ngokulandelanayo.]
Iimfuno zokufaneleka
Isisombululo: I-NLT 2.0 phakathi kwe-erythritol kunye ne-glycerol, isisombululo sokufaneleka kweNkqubo
Ukutenxa komgangatho ozalanayo: NMT 2.0%, isisombululo esisemgangathweni
Uhlalutyo
Iisampulu: Isisombululo esisemgangathweni kunye nesisombululo seSampuli [QAPHELA—Rekhoda iichromatograms kwithuba eliphindwe kathathu ixesha lokugcinwa kwe-erythritol.]
Bala ngepesenti ye-erythritol (C4H10O4) kwinxalenye ye-Erythritol ethathiweyo:
Isiphumo = (rU/rS) × (CS/CU) × 100
rU = impendulo ephezulu evela kwiSampuli yesisombululo
rS = impendulo ephezulu evela kwisisombululo esiPhakathi
CS = ukuxinwa kwe-USP Erythritol RS kwisisombululo esiPhakathi (mg/mL)
I-CU = i-concentration ye-Erythritol kwi-Sample solution (mg/mL)
Indlela yokwamkela: 96.0% -102.0% kwisiseko se-anhydrous
UBUNGCOLA
• INTSALELA YOKUBASA <281>: NMT 0.1%
• UMDA WELOKO
Isisombululo esisemgangathweni esikhokelayo: Lungiselela njengoko kuqondiswe phantsi kweeNsimbi ezinzima <231>, iiReagents eziKhethekileyo
Isisombululo sesampuli: Dibanisa i-20.0 g ye-Erythritol kwi-acetic acid ehlanjululweyo, kwaye udibanise ngendlela efanayo ukuya kwi-100 mL.Yongeza i-2.0 mL ye-saturated ammonium pyrrolidinedithiocarbamate isisombululo (10 mg / mL ye-ammonium pyrrolidinedithiocarbamate) kunye ne-10.0 mL ye-methyl isobutyl ketone, kwaye ugubungele i-30 s.Khusela ekukhanyeni okuqaqambileyo.Vumela iileya ezimbini ukuba zahlukane, kwaye usebenzise i-methyl isobutyl ketone layer.
Izisombululo ezisemgangathweni: Lungiselela njengoko kuqondiswe kwisisombululo seSampuli, ngaphandle kokulungiselela izisombululo ezintathu ngokudibanisa i-0.5, 1.0, kunye ne-1.5 mL yesisombululo esiPhambili sokukhokela ngaphezu kwe-20.0 g ye-Erythritol.
Isisombululo esingenanto: Lungiselela njengoko kuyalelwe kwisisombululo seSampuli, ushiya i-Erythritol.
Iimeko zezixhobo
(Jonga iSpectrophotometry kunye nokuSasaza ukukhanya <851>.)
Imowudi: I-atomic absorption spectrophotometry, usebenzisa i-methyisobutyl ketone iphathwe ngaphambili njengoko ichazwe phantsi kwesisombululo seSampuli, kodwa ngaphandle kwesampulu eyongeziweyo.
Ubude bohlalutyo: 283.3 nm
Isibane: Lead hollow-cathode
Idangatye: Umoya-asetylene
Uhlalutyo
Iisampulu: Isampula yesisombululo kunye nezisombululo ezisemgangathweni
Yazisa isisombululo seSampuli kunye nesisombululo ngasinye seMigangatho emithathu kwisixhobo.Rekhoda ufundo lwe-absorption oluzinzileyo.Yenza isicwangciso sofundo lokufunxa ngokuchasene noxinaniso olwaziwayo lwelothe eyongeziweyo (kwi-µg), kwaye ukrwele umgca othe ngqo.Yongeza umgca de idibane ne-axis yoxinaniso, elingana noxinaniso, kwi-ppm, yelothe kwisampulu.
Indlela yolwamkelo: NMT 0.5 ppm
• IINDLELA EZINXULUMENEYO
Isigaba seselula, isisombululo sokufaneleka kweSistim, isisombululo esiPhakathi, kunye nesisombululo seSampuli: Qhubeka njengoko uqondiswe kwi-Assay.
Isisombululo esisemgangathweni: Dlulisa i-2.0 mL yesisombululo esisemgangathweni ukusuka kwi-Assay ukuya kwi-flask ye-volumetric ye-100-mL, kwaye uhlambulule ngamanzi (1 mg / mL ye-erythritol).
Inkqubo yeChromatographic: Qhubeka njengoko kuyalelwe kuVavanyo ngaphandle kokusebenzisa ubungakanani boMtofo wama-20 µL.
Uhlalutyo
Iisampulu: Isampuli yesisombululo kunye nesisombululo esiPhakathi
Bala ipesenti yokungcola ngakunye okufunyenweyo:
Isiphumo = (rU/rS) × (CS/CU) × 100
rU = impendulo ephezulu evela kwiSampuli yesisombululo
rS = impendulo ephezulu ye-erythritol ukusuka kwisisombululo esiPhakathi
CS = ukuxinwa kwe-USP Erythritol RS kwisisombululo esiPhakathi (mg/mL)
I-CU = i-concentration ye-Erythritol kwi-Sample solution (mg/mL)
Iinqobo zokwamkelwa
Ukungcola komntu ngamnye: NMT 2.0%
Ubumdaka bubonke: NMT 2.0%
IIMVAVANYO EZITHILE
• IIMVAVANYO ZOBALO LWE-MICROBIAL <61> kunye noVAVANYO ECACILEYO
I-MICROORGANISMS <62>: Ubalo olupheleleyo lwe-aerobic microbial usebenzisa i-Plate Method yi-NMT 1000 cfu/g, kunye netotali yokungunda okudityanisiweyo kunye nokubalwa kwegwele yi-NMT 100 cfu/g.Ihlangabezana neemfuno zovavanyo lokungabikho kweentlobo ze-Salmonella kunye ne-Escherichia coli.
• UKULAHLEKO EKOMISENI <731>: Yomisa isampuli ye-8-g kwi-105° kangange-4 h: ilahlekelwa yi-NMT nge-0.2% yobunzima bayo.
• UKUMISELWA KWAMANZI, Indlela I <921>: NMT 0.5%
• UKUZIPHATHA
Isisombululo sesampuli: 200 mg / mL emanzini
Uhlalutyo: Ukusebenzisa imitha ye-conductivity efanelekileyo, khetha i-cell conductivity efanelekileyo kwiipropati kunye ne-conductivity yesisombululo ekufuneka sihlolwe.Sebenzisa ireferensi eqinisekisiweyo, umzekelo, isisombululo se-potassium chloride, esifanelekileyo kumlinganiselo.Ixabiso le-conductivity yezinto eziqinisekisiweyo zereferensi kufuneka libe kufutshane nexabiso elilindelekileyo le-conductivity yesisombululo ekufuneka sihlolwe.Emva kokulinganisa i-apparatus kunye nesisombululo semathiriyeli eqinisekisiweyo, hlambulula iseli ye-conductivity ngamaxesha amaninzi ngamanzi kwaye ubuncinane kabini kunye nesisombululo samanzi ukuba sihlolwe.Ukulinganisa i-conductivity yesisombululo kwiqondo lokushisa lama-20 ° ngelixa uvuselela ngobumnene nge-magnetic stirrer.
Indlela yokwamkela: NMT 20 µS/cm
IIMFUNO EZONGEZELELWEYO
• UKUPAKIWA NOKUGCINWA: Londoloza kwizikhongozeli ezivalwe kakuhle.Gcina kwiqondo lokushisa.
• IMIGANGATHO YE-USP REFERENCE <11>
USP Erythritol RS

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