磷是一种化学元素,符号为P,原子序数为15。元素磷以白磷和红磷两种主要形式存在,但由于其高度活性,磷在地球上从未被发现是自由元素。它在地壳中的浓度约为每千克1克(而铜的浓度约为每千克0.06克)。除少数例外,含磷矿物以无机磷酸盐岩的形式处于最大氧化状态。
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默认
常备现货
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- 1kg
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Diethyl (2-bromoethyl)phosphonate
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BD1245855324-30-198%
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100g
常备现货
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Diethyl 4-bromobenzylphosphonate
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BD12461738186-51-595%
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10g
常备现货
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Diethyl 4-chlorobenzylphosphonate
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BD12462039225-17-795%
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5g
常备现货
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Diethyl allylphosphonate
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BD1246471067-87-498%
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1g
常备现货
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Diethyl phosphorocyanidate
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BD1246692942-58-795%
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5g
常备现货
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Diethyl (hydroxymethyl)phosphonate
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BD1247013084-40-097% GC
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500g
常备现货
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(S,S)-2,3-Bis(t-butylmethylphosphino)quinoxaline
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BD014446861107608-80-998%
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50mg
常备现货
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(2-Cyanophenyl)diphenylphosphine
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BD63585434825-99-598%
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1g
常备现货
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2-Chloro-4H-benzo[d][1,3,2]dioxaphosphinin-4-one
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BD42095381-99-795%
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5g
常备现货
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1-((11bS)-8,9,10,11,12,13,14,15-Octahydrodinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)piperidine
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BD227478804567-14-497% 99%ee
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100mg
常备现货
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(3aS,8aS)-(+)-4,4,8,8-Tetrakis(3,5-di-i-propylphenyl)tetrahydro-2,2-dimethyl-6-phenyl-1,3-dioxolo[4,5-e]dioxaphosphepin
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BD6358781422371-27-498%
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100mg
常备现货
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Pentane-1,5-diylbis(triphenylphosphonium) bromide
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BD43401122884-31-795%
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25g
常备现货
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1-Ethyl-2,3-dimethyl-1H-imidazol-3-ium hexafluorophosphate(V)
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BD434039292140-86-498+%
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25g
常备现货
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Diethyl phenylphosphonite
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BD1247491638-86-498% GC
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25g
常备现货
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Diethyl hydrogen phosphate
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BD124751598-02-795%
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10g
常备现货
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Diethyltrichloromethylphosphonate
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BD124782866-23-997%
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5g
常备现货
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Diethyl vinylphosphonate
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BD124786682-30-497%
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100g
常备现货
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Diethyl (2-oxopropyl)phosphonate
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BD1247941067-71-697%
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1g
常备现货
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Diethyl (3-bromopropyl)phosphonate
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BD1247961186-10-396%
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1g
常备现货
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Methyl 2-(dimethoxyphosphoryl)acetate
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BD1554445927-18-498%
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1kg
常备现货
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Tri-m-tolylphosphine
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BD1555936224-63-198%
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100g
常备现货
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Tri-n-butylphosphineoxide
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BD155607814-29-997%
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100g
常备现货
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(11BR)-2,6-bis(3,5-di-tert-butylphenyl)-4-hydroxydinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide
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BD491643861909-39-998%
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50mg
常备现货
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(4S)-4-(2-Chlorophenyl)-2-hydroxy-5,5-dimethyl-1,3,2-dioxaphosphinane 2-oxide
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BD4810298674-86-397% 99%ee
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5g
常备现货
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Diethyl(phenyl)phosphane
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BD1249041605-53-498%
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1g
常备现货
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Difluoromethylphosphonicaciddiethylester
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BD1249711478-53-198%
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1g
常备现货
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Chlorotripyrrolidinophosphonium Hexafluorophosphate
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BD18090133894-48-196%
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25g
常备现货
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Dibromotriphenylphosphorane
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BD1557191034-39-597%
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100g
常备现货
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Triphenylphosphine selenide
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BD1557233878-44-298%
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5g
常备现货
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Triphenylphosphine sulfide
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BD1557243878-45-399%
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5g
常备现货