Wopanga zinthu Phenolphthalein CAS 77-09-8

Opanga zinthu Phenolphthalein CAS 77-09-8 Chithunzi Chowonetsedwa

Kufotokozera Kwachidule:

Phenolphthalein CAS 77-09-8 ndi mtengo wabwino kwambiri

Dzina la malonda:Phenolphthalein

CAS:77-09-8

MF:C20H14O4

MW:318.32

EINECS:201-004-7

Khalidwe:wopanga

Phukusi:1 kg/kg kapena 25kg/ng'oma

Titumizireni imelo

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Kufotokozera

Dzina la mankhwala: Phenolphthalein
CAS: 77-09-8
MF: C20H14O4
MW: 318.32
EINECS: 201-004-7
Malo osungunuka: 261-263 °C (lat.)
Malo otentha: 417.49°C (kuyerekeza movutikira)
Kachulukidwe: 1.27 g/cm3 pa 32 °C
Refractive index: 1.5400 (chiwerengero)
Fp: 24 °C
PH: 7.8-10.0

Kufotokozera

Maonekedwe	White ufa
Kuyesa	99% mphindi
Malo osungunuka	261-263 °C (kuyatsa)
Malo otentha	417.49°C (kuyerekeza molakwika)

Kugwiritsa ntchito

1. Wopanga mankhwala Phenolphthalein CAS 77-09-8 amagwiritsidwa ntchito ngati chizindikiro cha acid-base ndi mankhwala otsekemera otsekemera pochiza kudzimbidwa.
2. Chizindikiro cha acid-base, chizindikiro chosakhala chamadzimadzi, chromatographic analysis reagent.

Malipiro

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Zosungirako

Kusunga losindikizidwa firiji.

Kukhazikika

Zimakhala zofiira zikasungunuka mu njira yothetsera alkali.

FAQ

1. Kodi mungapereke ntchito zosinthidwa makonda?
YAM'MBUYO YOTSATIRA MITU YA NKHANI: Inde, tikhoza kusintha malonda, kulemba kapena kuyika malinga ndi zomwe mukufuna.

2. Kodi ndingapeze bwanji mtengo wake komanso liti?
YAM'MBUYO YOTSATIRA: Tiuzeni zomwe mukufuna, monga malonda, mtundu, kuchuluka, komwe mukupita(doko), ndi zina, ndiye tidzagwira mawu mkati mwa maola atatu ogwira ntchito titafunsa.

3. Kodi mumavomereza nthawi yolipira iti?
RE: Timavomereza T/T, L/C, Alibaba, PayPal, Western union, Alipay, WeChat Pay, etc.

4. Ndi mawu ati amalonda omwe mumakonda kuchita?
RE: EXW, FCA, FOB, CFR, CIF, CPT, DDU, DDP, etc. Zimatengera zofuna zanu.