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Nri ọkwa CoCO3 CAS 513-79-1 Cobalt Carbonate ntụ ntụ
Aha ọgwụ: Cobalt carbonate
Nọmba CAS: 513-79-1
Fomula Molecular: CCoO3
Arọ molikula: 118.94
Ọdịdị: Violet ma ọ bụ kristal uhie ma ọ bụ ntụ ntụ
Nyocha: 46%
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Ịdị ọcha dị elu 99.95% LiF batrị ọkwa Lithium fluoride ntụ ntụ CAS 7789-24-4
Lithium Fluoride (Ọkwa batrị)
CAS .: 7789-24-4
[Formula] LiF
[Njirimara] ntụ ntụ ọcha, nke a na-esighị ike na mmiri.
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CAS 138577-01-2 Cesium Fluoroaluminate
Cesium Fluoroaluminate
CAS NO.: 138577-0-2
[usoro] CsAlF4
[Ihe onwunwe] ebe mgbaze: 420-450 ℃, PH uru: 6-8
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Ọkwa batrị LiOH Lithium Hydroxide Lithium Hydroxide Monohydrate
LITHIUM HYDROXIDE, MONOHYDRATE(Ọkwa batrị)
Usoro: LiOH·H2O
Ibu usoro: 41.96
CAS NO: 1310-66-3
Njirimara: White obere kristal monoclinic, oseose, alkaline siri ike, dị mfe ịmịkọrọ carbon dioxide na mmiri na ikuku, soluble na mmiri, ntakịrị soluble na mmanya, ike ndọda 2.41 kpọmkwem, ebe mgbaze 471 Celsius.
Ọdịiche chọrọ: ọka kristal ọcha, enweghị mottling, enweghị agglomeration, enweghị ntinye.
Ọkọlọtọ Ọdịmma:Q/TJTE 2-2007
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Cas no:89-32-7 PMDA Pyromellitic diahydride
Pyromellitic dianhydride (PMDA), ngwaahịa dị ọcha bụ kristal na-acha ọcha ma ọ bụ na-acha odo odo.Ikuku nke mmiri na-ekpo ọkụ ga-amịkọrọ mmiri ngwa ngwa site na ikuku na hydrolyzed n'ime Pyromellitic Acid. A na-agbaze na dimethyl sulfoxide, dimethylformamide, acetone na ihe mgbaze ndị ọzọ na-adịghị ahụkebe na ether, chloroform na benzene.A na-eji ya eme ihe dị ka akụrụngwa maka polyimide, na onye na-ahụ maka ịre ahịa maka imepụta ihe na-agwọ ọrịa epoxy na mkpochapụ resin polyester.
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Ụlọ ọrụ mmepụta ihe kacha mma CAS 25895-60-7 Sodium cyanoborohydride
Aha: sodium cyanoborohydride
Aha ndị ọzọ: sodium cyanotrihydridoborate; sodium cyanoboranuide
CAS: 25895-60-7
Ngwa: Onye na-ebelata ihe
Ọdịdị: ọcha ntụ ntụ
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Ụzọ mbupu dị mma CAS 56553-60-7 ntụ ntụ Sodium triacetoxyborohydride
Aha ngwaahịa: sodium triacetoxyborohydride
CAS: 56553-60-7
Usoro ihe omimi:C6H10BNaO6
Ọdịdị: ọcha ntụ ntụ
Ọdịnaya: 95.0% ~ 105.0% (titration)
Na-eji: Maka mmeghachi omume mbelata nke ketone na aldehyde, amination mbelata ma ọ bụ lactamization nke ogige carbonyl na amine, yana mbelata amination nke aryl aldehyde.
Ike: 5 ~ 10mt / ọnwa
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25kg ngwugwu CAS 75-36-5 99% Acetyl Chloride
Aha ngwaahịa: Acetyl chloride
CAS NO:75-36-5
Formula MolecularC2H3ClO
Ọdịdị: Mmiri mmiri na-enweghị agba
Chroma: ≤50
Acetic acid: 1%
Ngwa: acetylation reagent
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Ụzọ mbupu nchekwa nchekwa CAS 16940-66-2 Sodium borohydride nabh4 ntụ ntụ
Sodium borohydride bụ ngwakọta inorganic, dị ka ntụ ntụ ma ọ bụ ntụ ntụ na-acha ọcha ma na-acha ọcha.Ọ nwere mmeghachi omume ngwa ngwa na methanol iji mepụta hydrogen na okpomọkụ ụlọ nkịtị.
