gamma-Valerolactone CAS 108-29-2 GVL kumu kuai

gamma-Valerolactone CAS 108-29-2 GVL kumu kūʻai mea hana Kiʻi Hōʻikeʻike

ʻO ka wehewehe pōkole:

mea hoʻolako hale hana γ-Valerolactone cas 108-29-2 GVL

inoa huahana:γ-Valerolactone

CAS:108-29-2

MF:C5H8O2

MW:C5H8O2

EINECS:203-569-5

ʻAno:mea hana

Pūʻolo:1 kg / ʻeke a i ʻole 25 kg / pahu

E hoʻouna i ka leka uila iā mākou

Huahana Huahana

wehewehe

Inoa Huahana: gamma-Valerolactone
CAS: 108-29-2
MF: C5H8O2
MW: 100.12
EINECS: 203-569-5
Wehe hehee: −31 °C(kukui.)
Puni paila: 207-208 °C(kukui.)
Māmā: 1.05 g/mL ma 25 °C(māmā)
Māmā mahu: 3.45 (vs ea)
Helu Fefractive: n20/D 1.432(māmā)
Fp: 204.8 °F
ʻAno: Wai
Waihoʻoluʻu: Akaka kala ʻole
PH: 7 (H2O, 20 ℃)

Hōʻike

Nā mea nānā	Nā kikoʻī	Nā hualoaʻa
Ka nana aku	ʻAʻole waihoʻoluʻu i ka wai melemele iki	hoohalike
ʻala	Laau, Koko pumehana ono, laau	hoohalike
Hoʻāʻo	≥98%	99.9%
Hōʻike Hōʻike	1.431-1.434	1.4334
Kaumaha Kūikawā	1.047-1.054	1.0521
Waiwai ʻakika	≤1.0%	0.2%
Ka hopena	hoohalike

Palapala noi

1.gamma-Valerolactone he ikaika ikaika ka hopena, a hiki ke hoʻohana ʻia e like me ka solvent a me nā ʻano mea like ʻole e pili ana.
Hoʻohana ʻia ʻo 2.gamma-Valerolactone e like me ka lubricant, plasticizer, gelling agent of nonionic surfactants, lactone class of leaded gasoline additive.
Hoʻohana pū ʻia ʻo 3.gamma-Valerolactone no ka cellulose ester a me ka synthetic fiber dyeing.

Pūʻolo

1 kg / ʻeke a i ʻole 25 kg / pahu a i ʻole 50 kg / pahu a i ʻole e like me ka koi o nā mea kūʻai aku.

E pili ana i ka halihali

* Hiki iā mākou ke hoʻolako i nā ʻano kaʻa like ʻole e like me nā koi o nā mea kūʻai aku.

* Ke liʻiliʻi ka nui, hiki iā mākou ke hoʻouna ma ka lewa a i ʻole nā ʻelele o ka honua, e like me FedEx, DHL, TNT, EMS a me nā ʻano laina kūikawā o ka halihali honua.

* Ke nui ka nui, hiki iā mākou ke hoʻouna ma ke kai i ke awa i koho ʻia.

* Ma waho aʻe, hiki iā mākou ke hāʻawi i nā lawelawe kūikawā e like me nā koi a nā mea kūʻai aku a me nā waiwai o nā huahana.

Uku

* Hiki iā mākou ke hāʻawi i nā ʻano uku uku no ka koho ʻana o nā mea kūʻai aku.

* Ke liʻiliʻi ka nui, hana maʻamau nā mea kūʻai aku ma o PayPal, Western Union, Alibaba, etc.

* Ke nui ka nui, uku maʻamau nā mea kūʻai ma o T / T, L / C ma ka ʻike, Alibaba, etc.

* Ma waho aʻe, ʻoi aku ka nui o nā mea kūʻai aku e hoʻohana iā Alipay a i ʻole WeChat uku e uku.

Waihona

1. E kūʻai i loko o kahi hale kūʻai maʻalili.
2. E mālama i ke ahi a me nā kumu wela.
3. E pale pololei i ka lā.
4. Paʻa paʻa ka pahu.
5. Pono e hoʻokaʻawale ʻia mai nā oxidants, nā mea hoʻohaʻahaʻa, a me nā waikawa, a pale i ka waiho ʻana.
6. Hoʻolako ʻia me nā ʻano like a me ka nui o nā lako ahi.
7. Pono e ho'olako 'ia ka wahi e waiho ai me nā lako lapa'au ulia pōpilikia a me nā mea mālama pono.

Paʻa

1. Hōʻalo i ka pilina me nā mea hoʻomake ikaika, nā mea hoʻemi ikaika, a me nā waikawa ikaika. E hoʻohana i nā lole pale ke hoʻohana.
2. Aia i loko o nā lau paka a me nā lau paka burley.

Nā hana kōkua mua

ʻŌlelo aʻo nui
E kūkākūkā i ke kauka. E hōʻike i kēia pepa ʻikepili palekana i ke kauka e hele mai ana.
Ina inhaled
Inā hanu ʻia, e hoʻoneʻe i ke kanaka i ka ea hou. Inā ʻaʻole hanu, hāʻawi i ka hanu ʻana. E kūkākūkā i ke kauka.
Ina pili ka ili
Holoi me ke kopa a me ka wai nui. E kūkākūkā i ke kauka.
Inā pili ka maka
E holoi i nā maka me ka wai i mea e mālama ai.
Ina aleia
Mai hāʻawi i kekahi mea ma ka waha i ke kanaka ʻike ʻole. E holoi i ka waha me ka wai. E kūkākūkā i ke kauka.