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Theko e ratehang (S)-3-Hydroxy-gamma-butyrolactone 7331-52-4

Tlhaloso e Khutšoanyane:

Nomoro ea CAS: 7331-52-4
Mabitso a Mang:(S)-3-Hydroxy-gamma-butyrolactone
MF:C4H6O3
EINECS No.: 434-990-4
Sebaka sa Tšimoloho: Chaena
Bohloeki:100%
Sehlopha: Li-reagents tse khethehileng

 


Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Tlhaloso

ntho boleng
Nomoro ea CAS. 7331-52-4
Mabitso a Mang (S) -3-Hydroxy-gamma-butyrolactone
MF C4H6O3
Nomoro ea EINECS 434-990-4
Sebaka sa Tšimoloho China
Mofuta Organic mahareng
Bohloeki 99%
Nomoro ea Mohlala 7331-52-4
Kopo Organic mahareng
Ponahalo metsi

7331-52-4 (4) 7331-52-4 (5)

Ke Hobane'ng ha U re Khetha?

1. Phihlelo e ruileng
Re sebetsa ka ho khetheha ho sena se fileng lilemo tse ngata, lefats'eng lohle mme re theha likamano tse telele tsa botsoalle tsa tšebelisano le bona.
2. Boleng bo botle, bohloeki le botle
Boleng bo botle ke e 'ngoe ea lekunutu la rona le leholo la katleho; o ka fumana boleng bo holimo le ts'ebeletso ho rona.
3. Phano e sireletsehileng le e potlakileng ka ho fetisisa
Re na le thepa e lekaneng e le hore re ka fana ka lihlahisoa ka lihora tsa 24 hang ha re fumana tefo. Ho romelloa ka potlako le ka masene ho tla hlophisoa ho fetisa meetlo.
4. Sephutheloana se setle
Mekhoa e ikhethang ea ho romela phofo ea 10g ho isa ho 100kg moo u eang.
libotlolo tse khethehileng.
5. Tšebeletso e kholo ka mor'a thekiso
Litlhoko kapa lipotso leha e le life ikopanye le 'na ka bolokolohi.

LBH

Q1: Nka fumana disampole?
A: E, re ka fana ka mehlala ea mahala, empa litšenyehelo tsa ho romella li tla lefshoa ke bareki ba rona.
Q2: Ke palo e tlase ea odara ea hau?
A: Palo e tlase ea odara ea rona ke 1 kg.Empa hangata re amohela palo e nyane, mohlala 100 G, ha feela mohlala o lefshoa ka 100%.
Q3: U amohela lipehelo tsa mofuta ofe tsa tefo?
A: Tefo ka T / T, Western Union, BTC, MoneyGram.
Q4: Joang ho netefatsa boleng?
A: Re tla etsa lisampole tse nyane pele ho tlhahiso ea bongata.Kamora tlhahlobo ea sampole, re tla hlahisa ka bongata.Tlhahlobo ea 100% nakong ea tlhahiso le tlhahlobo e sa reroang pele e paka.
Q5: Ho thoe'ng ka nako ea ho fana?
A: Nako ea thomello: matsatsi a ka bang 1-2 kamora netefatso ea tefo (ntle le matsatsi a phomolo a China).


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona