Onye na-ebupụta Phenolphthalein CAS 77-09-8

Nkọwa dị mkpirikpi:

Phenolphthalein CAS 77-09-8 nwere ọnụ ahịa kacha mma

Aha ngwaahịa:Phenolphthalein

CAS:77-09-8

MF:C20H14O4

MW:318.32

EINECS:201-004-7

agwa:emeputa

ngwugwu:1 kg / kg ma ọ bụ 25 n'arọ / drum

Zitere anyị email

Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa

Aha ngwaahịa: Phenolphthalein
Isi: 77-09-8
MF: C20H14O4
MW: 318.32
EINECS: 201-004-7
Ebe mgbaze: 261-263 Celsius (ọkụ)
Ebe esi mmiri: 417.49°C (atụmatụ siri ike)
Njupụta: 1.27g/cm3 na 32 Celsius
Ntụgharị ntụgharị: 1.5400 (atụmatụ)
Fp: 24 Celsius C
PH: 7.8 ~ 10.0

Nkọwapụta

Ọdịdị	Ọcha ntụ ntụ
Nyocha	99% nkeji
Ebe mgbaze	261-263 Celsius C (ọkụ)
Ebe esi nri	417.49°C (atụmatụ siri ike)

Ngwa

1. Mepụta soplaya Phenolphthalein CAS 77-09-8 eji dị ka acid-base egosi na mgbakasị laxative maka ọgwụgwọ nke afọ ntachi.
2. Acid-base egosi, na-abụghị aqueous titration egosi, chromatographic analysis reagent.

Ịkwụ ụgwọ

* Anyị nwere ike ịnye ụzọ ịkwụ ụgwọ dị iche iche maka nhọrọ ndị ahịa.
* Mgbe ego ahụ dị ntakịrị, ndị ahịa na-akwụkarị ụgwọ site na PayPal, Western Union, Alibaba, wdg.
* Mgbe ego buru ibu, ndị ahịa na-akwụkarị ụgwọ site na T / T, L / C na anya, Alibaba, wdg.
* E wezụga nke ahụ, ọtụtụ ndị ahịa ga-eji Alipay ma ọ bụ WeChat kwụọ ụgwọ.

Ọnọdụ nchekwa

Ụlọ ahịa na-emechi na ụlọ okpomọkụ.

Nkwụsi ike

Ọ na-acha uhie uhie mgbe agbazere na ngwọta alkali dilute.

FAQ

1. Ị nwere ike ịnye ọrụ ahaziri iche?
RE: Ee, n'ezie, anyị nwere ike hazie ngwaahịa, labelụ ma ọ bụ nkwakọ dị ka gị chọrọ.

2. Kedu mgbe na mgbe m nwere ike nweta ọnụahịa ahụ?
RE: Kpọtụrụ anyị ihe ị chọrọ, dị ka ngwaahịa, ụdịdị, ọnụọgụ, ebe (ọdụ ụgbọ mmiri), wdg, mgbe ahụ anyị ga-ehota n'ime awa 3 ọrụ mgbe anyị nwetasịrị ajụjụ gị.

3. Kedu okwu ịkwụ ụgwọ ị na-anabata?
RE: Anyị na-anabata T / T, L / C, Alibaba, PayPal, Western Union, Alipay, WeChat Pay, wdg.

4. Kedu okwu ahia ị na-emekarị?
RE: EXW, FCA, FOB, CFR, CIF, CPT, DDU, DDP, wdg dabere na ihe ị chọrọ.