Umthengisi we-PHOLLHthalein CAS 77-09-8-8

Umthengisi weMveliso yePhenolfthalein CAS 77-0999-8 Inqaku lemifanekiso

Inkcazo emfutshane:

I-phenolphthalein cas 77-09-8 ngexabiso elifanelekileyo

Igama lemveliso :I-phenolphthalein

I-CAS:77-09-8-8

Mf:C2h14o4o4

MW:318.32

I-einecs:Ngo-2010-7

Umlinganiswa:umvelisi

Iphakheji:I-1 kg / kg okanye i-25 kg / idrum

Thumela i-imeyile kuthi Thumela i-imeyile kuthi

Iinkcukacha zemveliso

Iimpawu zeMveliso

Inkcazo

Igama lemveliso: Phenolphthalein
I-CAS: 77-09-8
Mf: c2H14O4O4
MW: 318.32
I-Einecs: 201-004-7
Inqaku lokunyibilika: 261-263 ° C (I-LAT.)
Inqaku lokubila: I-417.49 ° C (uqikelelo oluqhelekileyo)
Ukuxinana: 1.27 g / cm3 ngama-32 ° C
Isalathiso sokuqaqamba: 1.5400 (Qikelela)
Fp: 24 ° C
PH: 7.8 ~ 10.0

Ukucaciswa

Imbonakalo	Umgubo omhlophe
I-assay	I-99% imiz
Indawo yokunyibilika	261-263 ° C (yakhanyisiwe.)
Indawo yokubila	I-417.49 ° C (uqikelelo oluqhelekileyo)

Isicelo

1. Umthengisi we-phenolfhalein CAS 77-099-8 isetyenziswe njengesalathiso-esisiseko kunye ne-lexaetivel ecekeceke kunye nokunyanga ukuqunjelwa
I-2. Isalathisi esisesikweni, isalathi esingesosimo esingesosimo sokulinganisa, uhlalutyo lweChromatographic Reagent.

Intlawulo

* Singabonelela ngeendlela ezahlukeneyo zokuhlawula abathengi.
* Xa imali incinci, abathengi bahlala behlawula intlawulo ngePayPal, iManyano yaseNtshona, iAliBaba, njl.
* Xa isixa esikhulu sikhulu, abathengi bahlala behlawula ngentlawulo nge-t / t, l / c emehlweni, iAliBaba, njl.
* Ngaphandle koko, abathengi abaninzi baya kuyisebenzisa i-aliipay okanye i-WECIT yokuhlawula.

Iimeko zokugcina

Ivenkile etywiniweyo kubushushu begumbi.

Uzinzo

Ibomvu xa inyibilikisiwe kwisisombululo se-dilute alkali.

FAQ

1. Ngaba ungabonelela ngeenkonzo ezihleliweyo?
Re: Ewe kunjalo, sinokubangela imveliso, ilebheli okanye i-pakeggings ngokweemfuno zakho.

2. Ndingalifumana njani kwaye nini ixabiso?
Re: Qhakamshelana nathi ngemiba yakho, njengemveliso, proce, ubungakanani, indawo oya kuyo (izibuko), njl, njl, njl, njl, njl.

3. Leliphi igama lentlawulo oyamkelayo?
Re: Samkela i-T / T, L / C, AliBaba, i-PayPal, Universwa MOST, ALiIPE, Intlawulo ye-Wechat, njl.

4. Leliphi ekomiti yezorhwebo oqhele ukuyenza?
Re: I-Exw, FCA, FOB, CFR, CIF, i-CPT, DDE, DDP, NJANI.

Ngaphambili: I-4-Nitrobenzenzenesfontll Chloride 98-74-8

Okulandelayo: I-Scandium ye-14465-60-60-6

Write your message here and send it to us

Iimveliso ezinxulumene noko

Umthengisi weMveliso ye-CROFOL ye-98-01-1