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四(三苯基膦)钯(0) Tetrakis(triphenylphosphine)palladium(0)

CasNo:14221-01-3  MDL:MFCD00010012  分子式:C72 H60 P4 Pd  分子量:1155.5800  
中英文品名不符时,以英文品名为准
14221-01-3
品牌 货号 包装单位 库存 产品描述 质量规格 平台价格(¥) 购买
innochem
T15031g0 Tetrakis(triphenylphosphine)palladium(0), 99%四三苯基磷钯99%220.00
95
innochem
T15035G0 Tetrakis(triphenylphosphine)palladium(0), 99%四三苯基磷钯99%360.00
220
innochem
T1503100g0 Tetrakis(triphenylphosphine)palladium(0), 99%四三苯基磷钯99%4440.00
innochem
T150325g0 Tetrakis(triphenylphosphine)palladium(0), 99%四三苯基磷钯99%1250.00
900
innochem
A5273725G0 Tetrakis(triphenylphosphine)palladium(0)四(三苯基膦)钯(0)99% Pd 9%1480.00
innochem
A527375G0 Tetrakis(triphenylphosphine)palladium(0)四(三苯基膦)钯(0)99% Pd 9%360.00
innochem
A527371G0 Tetrakis(triphenylphosphine)palladium(0)四(三苯基膦)钯(0)99% Pd 9%90.00
acros
4414000505GR0 Tetrakis(triphenylphosphine)palladium(0), 99.9%, (trace metal basis)四三苯基磷钯 查看msds/spec.
运输条件:Air
2192.00
acros
2023800505GR0 Tetrakis(triphenylphosphine)palladium(0), 99%四(三苯膦)钯(0) 查看msds/spec.
运输条件:Air
99%1904.00
acros
20238025025GR0 Tetrakis(triphenylphosphine)palladium(0), 99%四(三苯膦)钯(0) 查看msds/spec.
运输条件:Air
99%8277.00
acros
202381000100GR0 Tetrakis(triphenylphosphine)palladium(0), 99%四(三苯膦)钯(0) 查看msds/spec.
运输条件:Air
39696.00
acros
2023800101GR0 Tetrakis(triphenylphosphine)palladium(0), 99%四(三苯膦)钯(0) 查看msds/spec.
运输条件:Air
99%573.00
acros
4414000101GR0 Tetrakis(triphenylphosphine)palladium(0), 99.9%, (trace metal basis)四三苯基磷钯 查看msds/spec.
运输条件:Air
776.00
alfa
1054810g0 Tetrakis(triphenylphosphine)palladium(0), 99.8% (metals basis), Pd 9% min四三苯基磷钯 查看msds/spec.2940.00
alfa
10548500mg0 Tetrakis(triphenylphosphine)palladium(0), 99.8% (metals basis), Pd 9% min四三苯基磷钯 查看msds/spec.267.00
alfa
L009530.5g0 Tetrakis(triphenylphosphine)palladium(0), 99%四(三苯基膦)钯(0), 99% 查看msds/spec.152.00
alfa
105482g0 Tetrakis(triphenylphosphine)palladium(0), 99.8% (metals basis), Pd 9% min四三苯基磷钯 查看msds/spec.787.00
alfa
0105480.5g0 Tetrakis(triphenylphosphine)palladium(0), 99.8% (metals basis), Pd 9% min四(三苯基膦)钯,(0) 99.8% (metals basis), Pd 9% 最低 查看msds/spec.99.8% (metals b212.00
alfa
01054825g0 Tetrakis(triphenylphosphine)palladium(0), 99.8% (metals basis), Pd 9% min四(三苯基膦)钯,(0) 99.8% (metals basis), Pd 9% 最低 查看msds/spec.99.8% (metals b询价
alfa
01054810g0 Tetrakis(triphenylphosphine)palladium(0), 99.8% (metals basis), Pd 9% min四(三苯基膦)钯,(0) 99.8% (metals basis), Pd 9% 最低 查看msds/spec.99.8% (metals b2337.00
alfa
0105482g0 Tetrakis(triphenylphosphine)palladium(0), 99.8% (metals basis), Pd 9% min四(三苯基膦)钯,(0) 99.8% (metals basis), Pd 9% 最低 查看msds/spec.99.8% (metals b626.00
alfa
0105485g0 Tetrakis(triphenylphosphine)palladium(0), 99.8% (metals basis), Pd 9% min四(三苯基膦)钯,(0) 99.8% (metals basis), Pd 9% 最低 查看msds/spec.99.8% (metals b1574.00
ark
AK-2541525g0 Tetrakis(triphenylphosphine)palladium四(三苯基膦)钯 查看msds252.01600.00
ark
AK-25415100g0 Tetrakis(triphenylphosphine)palladium四(三苯基膦)钯 查看msds252.06000.00
ark
AK-254155g0 Tetrakis(triphenylphosphine)palladium四(三苯基膦)钯 查看msds252.0400.00
ark
AK-254151g0 Tetrakis(triphenylphosphine)palladium四(三苯基膦)钯 查看msds252.0120.00
ark
AK-2541510g0 Tetrakis(triphenylphosphine)palladium四(三苯基膦)钯 查看msds252.0720.00
accela
SY00124825g0 Tetrakis(triphenylphosphine)palladium四(三苯基膦)钯 查看msds97+%1980.00
accela
SY0012481g0 Tetrakis(triphenylphosphine)palladium四(三苯基膦)钯 查看msds97+%195.00
accela
SY001248POA0 Tetrakis(triphenylphosphine)palladium四(三苯基膦)钯 查看msds97+%询价
accela
SY0012485g0 Tetrakis(triphenylphosphine)palladium四(三苯基膦)钯 查看msds97+%670.00
tci
T135025G0 Tetrakis(triphenylphosphine)palladium(0)四(三苯基膦)钯(0) 查看msds
运输条件:冷冻(-20℃)
97%,T1980.00
tci
T13505G0 Tetrakis(triphenylphosphine)palladium(0)四(三苯基膦)钯(0) 查看msds
运输条件:冷冻(-20℃)
97%,T670.00
tci
T13501G0 Tetrakis(triphenylphosphine)palladium(0)四(三苯基膦)钯(0) 查看msds
运输条件:冷冻(-20℃)
97%,T195.00
matrix
00639525g0 Tetrakis(triphenylphosphine)palladium(0)四三苯基磷钯 查看msds2314.00
matrix
0063951g0 Tetrakis(triphenylphosphine)palladium(0)四三苯基磷钯 查看msds247.00
matrix
0063955g0 Tetrakis(triphenylphosphine)palladium(0)四三苯基磷钯 查看msds507.00
strem
46-21501g0 Tetrakis(triphenylphosphine)palladium(0), 99% (99.9+%-Pd)555.00
strem
46-215025g0 Tetrakis(triphenylphosphine)palladium(0), 99% (99.9+%-Pd)6300.00
strem
46-21505g0 Tetrakis(triphenylphosphine)palladium(0), 99% (99.9+%-Pd)1485.00
aldrich
THS02133-2EA2EA0 THALESNANO CATCART CATALYST CARTRIDGE SY5% Pt/Al2O36003.27
aldrich
THS02135-2EA2EA0 THALESNANO CATCART CATALYST CARTRIDGE SY5% Ru/C3415.23
aldrich
THS03116-2EA2EA0 THALESNANO CATCART CATALYST CARTRIDGE SY2.5% Pd, 2.5% Pt on carbon1772.55
aldrich
THS05134-2EA2EA0 THALESNANO CATCART CATALYST CARTRIDGE SY四三苯基磷钯tetrakis (TPP)-palladium13078.26
aldrich
THS05133-2EA2EA0 THALESNANO CATCART CATALYST CARTRIDGE SYPd(II) EnCat(TM) BINAP 3016554.33
aldrich
THS04143-2EA2EA0 THALESNANO MICROCATCART CATALYST CARTRI&L x diam. 30 mm x 4 mm, Ni/SiO2-Al2O31162.98
aldrich
THS06126-2EA2EA0 THALESNANO CATCART CATALYST CARTRIDGE SY5% Ir/CaCO32246.40
aldrich
THS01710-2EA2EA0 THALESNANO CATCART CATALYST CARTRIDGE SYmercaptopropyl modified silica1598.22
aldrich
THS04116-2EA2EA0 THALESNANO CATCART CATALYST CARTRIDGE SY2% Pd/SrCO31854.45
aldrich
THS08142-2EA2EA0 THALESNANO MICROCATCART CATALYST CARTRI&L x diam. 30 mm x 4 mm, 5% Pt/C1489.41
显示更多相关产品
显示更多相关产品

3,3',5,5'-四叔丁基-4,4'-联苯醌 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione

CasNo:2455-14-3  MDL:MFCD00051798  分子式:C28H40O2  分子量:408.6300  
中英文品名不符时,以英文品名为准
2455-14-3
品牌 货号 包装单位 库存 产品描述 质量规格 平台价格(¥) 购买
tci
T15031G0 3,3',5,5'-Tetra-tert-butyl-4,4'-diphenoquinone3,3',5,5'-四叔丁基-4,4'-联苯醌 查看msds98%,LC785.00
acros
44830010010GR0 3,3',5,5'-Tetra-tert-butyldiphenoquinone, 98% 查看msds/spec.4285.00
acros
4483000202GR0 3,3',5,5'-Tetra-tert-butyldiphenoquinone, 98% 查看msds/spec.1109.00
alfa
L077432g0 3,3',5,5'-Tetra-tert-butyldiphenoquinone, 98+%3,3',5,5'-四-叔-丁基二酚醌, 98+% 查看msds/spec.98+%1196.00
alfa
L0774310g0 3,3',5,5'-Tetra-tert-butyldiphenoquinone, 98+%3,3',5,5'-四-叔-丁基二酚醌, 98+% 查看msds/spec.98+%4674.00
ark
AK-966761g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四叔丁基-4,4'-联苯醌 查看msds96.00
ark
AK-96676100g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四叔丁基-4,4'-联苯醌 查看msds2432.00
ark
AK-9667625g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四叔丁基-4,4'-联苯醌 查看msds960.00
ark
AK-9667610g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四叔丁基-4,4'-联苯醌 查看msds480.00
ark
AK-966765g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四叔丁基-4,4'-联苯醌 查看msds288.00
accela
SY0498231g0 3,3’,5,5’-Tetra-tert-butyl-4,4’-diphenoquinone 查看msds98%785.00
matrix
0958255g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四-叔-丁基-[1,1'-双(环己基烯)]-2,2',5,5'-四烯-4,4'-二酮 查看msds5252.00
matrix
09582510g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四-叔-丁基-[1,1'-双(环己基烯)]-2,2',5,5'-四烯-4,4'-二酮 查看msds7787.00
matrix
0958251g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四-叔-丁基-[1,1'-双(环己基烯)]-2,2',5,5'-四烯-4,4'-二酮 查看msds1976.00
usp
1563320-25MG25MG0 Probucol Related Compound A United States Pharmacopeia (USP) Reference Standard16614.00
aldrich
S846511-50MG50MG0 3,3',5,5'-TETRA-TERT-BUTYLDIPHENOQUINONEAldrichCPR1290.51
fluka
1563320-25MG25MG0 Probucol Related Compound AUnited States Pharmacopeia (USP) Reference Standard14578.20
trc
T2892251g0 Tetra-tert-butyldiphenoquinone1540.00
trc
T28922510g0 Tetra-tert-butyldiphenoquinone12320.00
trc
T2892255g0 Tetra-tert-butyldiphenoquinone6230.00
trc
T289225250mg0 Tetra-tert-butyldiphenoquinone840.00
trc
T2892252g0 Tetra-tert-butyldiphenoquinone2730.00
trc
T289225500mg0 Tetra-tert-butyldiphenoquinone1050.00
trc
T28922550mg0 Tetra-tert-butyldiphenoquinone630.00
书亚医药
B1962810g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四-叔-丁基二酚醌
运输条件:普通运输
98%463.00
书亚医药
B196285g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四-叔-丁基二酚醌
运输条件:普通运输
98%274.00
书亚医药
B196281g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四-叔-丁基二酚醌
运输条件:普通运输
98%86.00
书亚医药
B1962825g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四-叔-丁基二酚醌
运输条件:普通运输
98%931.00
毕得
BD196285g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四叔丁基-4,4'-联苯醌280.80
毕得
BD196281g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四叔丁基-4,4'-联苯醌93.60
毕得
BD19628100g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四叔丁基-4,4'-联苯醌2371.20
毕得
BD1962825g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四叔丁基-4,4'-联苯醌936.00
毕得
BD1962810g0 3,3',5,5'-Tetra-tert-butyl-[1,1'-bi(cyclohexylidene)]-2,2',5,5'-tetraene-4,4'-dione3,3',5,5'-四叔丁基-4,4'-联苯醌468.00
显示更多相关产品

Thioflavine S

CasNo:1326-12-1  MDL:MFCD00071453  
中英文品名不符时,以英文品名为准
1326-12-1
品牌 货号 包装单位 库存 产品描述 质量规格 平台价格(¥) 购买
spectrum chemical
T150325G0 Thioflavine S, Practical1591.54
spectrum chemical
T15035G0 Thioflavine S, Practical868.31
acros
213151000100GR0 Thioflavin S 查看msds/spec.681.00
acros
21315025025GR0 Thioflavin S 查看msds/spec.224.00
acros
2131500505GR0 Thioflavin S 查看msds/spec.102.00
sigma
T1892-25G25G0 Thioflavine Spractical grade411.84
trc
T34464825g0 Thioflavine S560.00
trc
T34464850g0 Thioflavine S910.00
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三羟甲基氨基甲烷 TRIS

CasNo:77-86-1  MDL:MFCD00004679  分子式:C4 H11 N O3  分子量:121.1400  
中英文品名不符时,以英文品名为准
77-86-1
品牌 货号 包装单位 库存 产品描述 质量规格 平台价格(¥) 购买
sigma
T1503-50KG50KG0 Trizma? base,Primary Standard and Buffer, ≥99.9% (titration), crystalline三羟甲基氨基甲烷Primary Standard and Buffer, >=99.9% (titration), crystalline15999.75
sigma
T1503-10KG10KG0 Trizma? baseTrizma? 碱Primary Standard and Buffer, >=99.9% (titration), crystalline3639.87
sigma
T1503-100G100G0 Trizma? baseTrizma? 碱Primary Standard and Buffer, >=99.9% (titration), crystalline372.06
sigma
T1503-5KG5KG1 Trizma? baseTrizma? 碱Primary Standard and Buffer, >=99.9% (titration), crystalline2799.81
sigma
T1503-25KG25KG0 Trizma? base,Primary Standard and Buffer, ≥99.9% (titration), crystalline三羟甲基氨基甲烷Primary Standard and Buffer, >=99.9% (titration), crystalline8599.51
sigma
T1503-25G25G0 Trizma? baseTrizma? 碱Primary Standard and Buffer, >=99.9% (titration), crystalline214.11
sigma
T1503-500G500G1 Trizma? baseTrizma? 碱Primary Standard and Buffer, >=99.9% (titration), crystalline563.94
sigma
T1503-250G250G1 Trizma? baseTrizma? 碱Primary Standard and Buffer, >=99.9% (titration), crystalline504.27
sigma
T1503-1KG1KG1 Trizma? baseTrizma? 碱Primary Standard and Buffer, >=99.9% (titration), crystalline588.51
abcone
T15033-800G800G2 Tris baseTris 碱
运输条件:常温
>=99.9% (titration), crystalline256.00
204.8
abcone
T15033-100G100G2 Tris baseTris 碱
运输条件:常温
>=99.9% (titration), crystalline110.00
88
abcone
T15033-800Gx6800Gx62 Tris baseTris 碱
运输条件:常温
>=99.9% (titration), crystalline1305.00
1044
abcone
T15033-500G500G0 Tris baseTris 碱
运输条件:常温
>=99.9% (titration), crystalline170.00
136
abcone
T15033-500Gx6500Gx60 Tris baseTris 碱
运输条件:常温
>=99.9% (titration), crystalline867.00
693.6
innochem
T25015kg0 Tris(hydroxymethyl)aminomethane, ultrapure >99.9%三羟甲基氨基甲烷Ultrapure1150.00
innochem
T250125kg0 Tris(hydroxymethyl)aminomethane, ultrapure >99.9%三羟甲基氨基甲烷Ultrapure5500.00
innochem
A11475500G6 Tris(hydroxymethyl)aminomethane,99.50%三羟甲基氨基甲烷,99.50%99.50%242.00
innochem
B54909800G0 Tris baseTris 碱
运输条件:常温运输
>=99.9% (titration), crystalline264.00
innochem
A11475100G46 Tris(hydroxymethyl)aminomethane,99.50%三羟甲基氨基甲烷,99.50%99.50%86.00
innochem
A114758000G0 Tris(hydroxymethyl)aminomethane,99.50%三羟甲基氨基甲烷,99.50%99.50%询价
innochem
B54909100G0 Tris baseTris 碱
运输条件:常温运输
>=99.9% (titration), crystalline113.00
innochem
B54909500G0 Tris baseTris 碱
运输条件:常温运输
>=99.9% (titration), crystalline175.00
innochem
B54909800Gx62 Tris baseTris 碱
运输条件:常温运输
>=99.9% (titration), crystalline1344.00
innochem
B54909500Gx60 Tris baseTris 碱
运输条件:常温运输
>=99.9% (titration), crystalline893.00
acros
1405000101KG17 Tris(hydroxymethyl)aminomethane, 99+%, for biochemistry三羟甲基氨基甲烷,用于生物化学 查看msds/spec.
运输条件:Air
99+%1091.00
acros
1405000252.5KG11 Tris(hydroxymethyl)aminomethane, 99+%, for biochemistry三羟甲基氨基甲烷,用于生物化学 查看msds/spec.
运输条件:Air
99+%1050.00
acros
14050010010KG2 Tris(hydroxymethyl)aminomethane, 99+%, for biochemistry三羟甲基氨基甲烷,用于生物化学 查看msds/spec.
运输条件:Air
99+%4693.00
acros
140505000500GR12 Tris(hydroxymethyl)aminomethane, 99+%, for biochemistry三羟甲基氨基甲烷,用于生物化学 查看msds/spec.
运输条件:Air
99+%684.00
acros
4245700252.5KG5 Tris(hydroxymethyl)aminomethane, 99.8%, ACS reagent三羟甲基氨基甲烷 查看msds/spec.
运输条件:Air
1983.00
acros
1676200515KG8 Tris(hydroxymethyl)aminomethane, 99.8%, for analysis, biochemical grade三羟甲基氨基甲烷,用于分析,生物化学 查看msds/spec.
运输条件:Air
99.8%2470.00
acros
167621000100GR27 Tris(hydroxymethyl)aminomethane, 99.8%, for analysis, biochemical grade三羟甲基氨基甲烷,用于分析,生物化学 查看msds/spec.
运输条件:Air
99.8%347.00
acros
3273600505KG1 Tris(hydroxymethyl)aminomethane, 99.85%, for molecular biology, DNAse, RNAse and Protease free三羟甲基氨基甲烷 查看msds/spec.
运输条件:Air
99.85%6058.00
acros
424575000500GR18 Tris(hydroxymethyl)aminomethane, 99.8%, ACS reagent三羟甲基氨基甲烷 查看msds/spec.
运输条件:Air
99.8%1017.00
acros
424571000100GR29 Tris(hydroxymethyl)aminomethane, 99.8%, ACS reagent三羟甲基氨基甲烷 查看msds/spec.
运输条件:Air
99.8%405.00
acros
1676200101KG45 Tris(hydroxymethyl)aminomethane, 99.8%, for analysis, biochemical grade三羟甲基氨基甲烷,用于分析,生物化学 查看msds/spec.
运输条件:Air
99.8%638.00
acros
3273600101KG29 Tris(hydroxymethyl)aminomethane, 99.85%, for molecular biology, DNAse, RNAse and Protease free三羟甲基氨基甲烷 查看msds/spec.
运输条件:Air
99.85%1081.00
alfa
0318011kg6 Tris(hydroxymethyl)aminomethane, ACS, 99.8-100.1% (Assay, dried basis)三(羟甲基)氨基甲烷, ACS, 99.8-100.1% (干重分析) 查看msds/spec.99.8-100.1% (As1097.00
alfa
03180150g122 Tris(hydroxymethyl)aminomethane, ACS, 99.8-100.1% (Assay, dried basis)三(羟甲基)氨基甲烷, ACS, 99.8-100.1% (干重分析) 查看msds/spec.99.8-100.1% (As154.00
alfa
031801250g25 Tris(hydroxymethyl)aminomethane, ACS, 99.8-100.1% (Assay, dried basis)三(羟甲基)氨基甲烷, ACS, 99.8-100.1% (干重分析) 查看msds/spec.99.8-100.1% (As429.00
alfa
A184942.5kg0 Tris(hydroxymethyl)aminomethane, 99%三(羟甲基)氨基甲烷, 99% 查看msds/spec.99%1820.00
alfa
A184942500g0 Tris(hydroxymethyl)aminomethane, 99%三(羟甲基)氨基甲烷, 99% 查看msds/spec.99%2086.00
alfa
A18494500g6 Tris(hydroxymethyl)aminomethane, 99%三(羟甲基)氨基甲烷, 99% 查看msds/spec.99%496.00
alfa
A18494100g36 Tris(hydroxymethyl)aminomethane, 99%三(羟甲基)氨基甲烷, 99% 查看msds/spec.99%248.00
mp
02152176055 kg0 TRIS三羟甲基氨基甲烷试剂 5KG4471.60
mp
02103132.5500 g0 TRIS三(羟甲基)氨基甲烷(TRIS)>96%727.94
mp
02103132055 kg0 TRIS三(羟甲基)氨基甲烷(TRIS)>96%4901.72
mp
02103132011 kg0 TRIS三羟甲基氨基甲烷>96%958.85
mp
02152176011 kg0 TRIS三羟甲基氨基甲烷984.80
mp
02103133.5500 g0 TRIS三羟甲基氨基甲烷>99.95%535.80
mp
02103133055 kg0 TRIS三羟甲基氨基甲烷>99.95%2659.80
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