Moetsi oa thepa Phenolphthalein CAS 77-09-8

Phenolphthalein CAS 77-09-8 Setšoantšo se Featured

Tlhaloso e Khutšoanyane:

Phenolphthalein CAS 77-09-8 ka theko e ntle ka ho fetisisa

Lebitso la sehlahisoa :Phenolphthalein

CAS:77-09-8

MF:C20H14O4

MW:318.32

EINECS:201-004-7

Sebopeho:moetsi

Sephutheloana:1 kg/kg kapa 25kg/moropa

Re romelle lengolo-tsoibila

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Tlhaloso

Lebitso la Sehlahisoa: Phenolphthalein
CAS: 77-09-8
MF: C20H14O4
MW: 318.32
EINECS: 201-004-7
Sebaka se qhibilihang: 261-263 °C (hote.)
Sebaka se belang: 417.49°C (khakanyo e boima)
Boima: 1.27 g/cm3 ho 32 °C
index ea Refractive: 1.5400 (khakanyo)
Fp: 24 °C
PH: 7.8–10.0

Tlhaloso

Ponahalo	Phofo e tšoeu
Tlhahlobo	99% mets
Sebaka se qhibilihang	261-263 °C (hote.)
Ntho e belang	417.49°C (khakanyo e boima)

Kopo

1. Moetsi oa thepa Phenolphthalein CAS 77-09-8 e sebelisoang e le pontšo ea acid-base le laxative e halefisang bakeng sa phekolo ea ho patoa.
2. Letšoao la acid-base, sesupo sa titration se se nang metsi, reagent ea tlhahlobo ea chromatographic.

Tefo

* Re ka fana ka mekhoa e fapaneng ea ho lefa bakeng sa khetho ea bareki.
* Ha chelete e le nyane, hangata bareki ba lefa ka PayPal, Western union, Alibaba, jj.
* Ha chelete e le ngata, hangata bareki ba lefa ka T/T, L/C ha ba bona, Alibaba, jj.
* Ntle le moo, bareki ba bangata ba tla sebelisa Alipay kapa WeChat ho lefa ho etsa tefo.

Maemo a polokelo

Boloka e tiisitsoe mocheso oa kamore.

Botsitso

E khubelu ha e qhibiliha ka tharollo ea alkali e hlapollang.

LBH

1. Na o ka fana ka litšebeletso tse ikhethileng?
RE: E, ehlile, re ka etsa sehlahisoa, lileibole kapa liphutheloana ho latela litlhoko tsa hau.

2. Nka fumana theko joang hona neng?
RE: Ikopanye le rona ka litlhoko tsa hau, joalo ka sehlahisoa, spec, bongata, moo u eang teng(port), joalo-joalo, re tla qotsa nakong ea lihora tse 3 tsa mosebetsi ka mor'a hore re fumane potso ea hau.

3. U amohela nako efe ea tefo?
RE: Re amohela T/T, L/C, Alibaba, PayPal, Western union, Alipay, WeChat Pay, joalo-joalo.

4. Ke nako efe ea khoebo eo u tloaetseng ho e etsa?
RE: EXW, FCA, FOB, CFR, CIF, CPT, DDU, DDP, joalo-joalo Ho itšetlehile ka litlhoko tsa hau.