Kaihanga Kaihanga Phenolphthalein CAS 77-09-8

Whakaahuatanga Poto:

Phenolphthalein CAS 77-09-8 me te utu pai

Ingoa hua:Phenolphthalein

CAS:77-09-8

MF:C20H14O4

MW:318.32

EINECS:201-004-7

Pūāhua:kaihanga

Mōkī:1 kg/kg, 25 kg/drum ranei

Tukuna he imeera ki a matou

Taipitopito Hua

Tohu Hua

Whakaahuatanga

Ingoa Hua: Phenolphthalein
CAS: 77-09-8
MF: C20H14O4
MW: 318.32
EINECS: 201-004-7
Ira whakarewa: 261-263 °C (marama)
Ira kohua: 417.49°C (whakatau tata)
Kiato: 1.27 g/cm3 i te 32 °C
Taupū Reractive: 1.5400 (whakatau tata)
Fp: 24 °C
PH: 7.8～10.0

Whakatakotoranga

Te ahua	Te paura ma
Te whakamatautau	99% min
Te rewa	261-263 °C (marama)
Kohuatanga	417.49°C (whakatau tata)

Taupānga

1. Kaituku Kaihanga Phenolphthalein CAS 77-09-8 i whakamahia hei tohu waikawa-waahi me te rewharewha irritant mo te maimoatanga o te paopao.
2. Tohu Waikawa-papa, tohu titration kore-wai, reagent tātari chromatographic.

Utu

* Ka taea e taatau te tuku momo momo utu mo nga whiringa a nga kaihoko.
* Ina he iti te moni, ka utua e nga kaihoko te utu ma te PayPal, te uniana o te Hauauru, Alibaba, etc.
* Ka nui te nui, ka utua e nga kaihoko ma te T / T, L / C i te tirohanga, Alibaba, etc.
* I tua atu, ka nui ake nga kaihoko ka whakamahi i te utu Alipay, WeChat ranei hei utu.

Nga tikanga rokiroki

Rokiroki hiri ki te pāmahana rūma.

Te pumau

He whero ina rewa ki te wairewa kawakore.

FAQ

1. Ka taea e koe te whakarato ratonga whakarite?
RE: Ae, o te akoranga, ka taea e taatau te whakarite hua, tapanga me nga taapitanga kia rite ki o hiahia.

2. Me pehea me te wa e taea ai e au te utu?
RE: Whakapaa mai ki a matou me o tono, penei i te hua, spec, te rahinga, te haerenga (tauranga), me etahi atu, katahi ka whakahuahia i roto i nga haora mahi e 3 i muri i to maatau patai.

3. Ko tehea wa utu ka whakaae koe?
RE: Ka whakaaetia e matou te T / T, L / C, Alibaba, PayPal, Western union, Alipay, WeChat Pay, etc.

4. Ko tehea tikanga hokohoko ka mahia e koe?
RE: EXW, FCA, FOB, CFR, CIF, CPT, DDU, DDP, me etahi atu Kei runga i o hiahia.