全部 麦克林(Macklin) 源叶

全部 1g 250mg 5g 100mg 25g 100g 500mg 500g 25mg 100ml 2.5kg 5mg 1l 500ml 200mg 10g 1ml 25ml 5ml 50mg 50ml 10kg 10l 2.5l 250g 50g 800ml 10mg 10ml 1kg 5kg 2g 250ml 12x500ml 5l 1mg 20ml 12x500g 20kg 5*500g 700g 800g 2.5g 20l 25l 2ml 4×25ml 12×500ml 12×500g 4×1kg 4×2.5kg 25kg 500g*20

全部 98% 95% 97% ≥95% ≥98% 96% 99% ≥97% 90% 1.0 m solution in thf, mkseal 0.5 m solution in thf, mkseal ≥99% 0.5 m in thf 0.5m in thf 99.99% metals basis 1.0 m in thf 99.5% 99.9% 1.0 m solution in thf,mkseal 92% ≥99.99% metals basis >99% 0.25 m solution in thf, mkseal ≥96% 2.0 m solution in thf, mkseal 99.9% metals basis ar,99% ≥99.9% metals basis 0.5 m solution in thf ,mkseal 80% 95%, contains tbc as stabilizer ≥90% ≥98%(t) ≥99.9% metals basis(reo) >98% 1.0 m solution in hexanes, mkseal 1.0 m solution in thf ,mkseal 85% ar 试剂级, 98% >98.0%(t) 0.5mol/l in thf 1.0m in thf 1mol/l in thf 2.0 m solution in thf,mkseal 94% 97%,含有数量不等的酸酐 98%,含不同量的酸酐 acs ar, ≥99% ≥97%(t) ≥98%(gc) >98.0%(gc) >98.0% >99.0%(t) 0.5 m solution in thf,mkseal 1.0 m solution in heptane, mkseal 1.0m in hexanes 2.0 m in thf, mkseal 2.0 m solution in hexanes, mkseal 25 wt. % in hexanes 25% in water 25wt. % in toluene 6%-8%fe 93% 95%(nmr) 95%,含有数量不等的酸酐 97%, 50% in methanol 98% mix tbc as stabilizer 99% metals basis 99.9%(metalsbasis) 99.95% 99.99% 99.999% metals basis 99.999% trace metals basis acs, ≥99% cp mw 1000 ph值(25°c):6.864 t-95% ≥95%(gc) ≥95%(w) ≥95.0%(gc) ≥98 % ≥98%(hplc) ≥99% metals basis ≥99.5% ≥99.95% metals basis ≥99.999% metals basis 约44%于异丙醇,水中 >90.0%(hplc) >90.0%(t) >94.0%(gc) >95%(gc) >95% >97%, 含稳定剂tbc >97.0%(gc)(t) >98.0%(hplc)(w) >98.0%(n)(t) >99%(gc) >99.0%(gc) (99.99%-er)(reo) (99.99%-pr)(reo 0.01m,ph4.0,无菌无酶 0.01mol/l 0.02mol/l 0.05m 0.1 m solution in thf , mkseal 0.104 m in methylvinylcyclosiloxanes 0.125n, 0.0208m solution 0.16 m soln. in 1, 2-dimethoxyethane 0.1mol/l 0.25 m solution in 2-methyltetrahydrofuran 0.25 m solution slurry in thf, mkseal 0.3 m solution in thf, mkseal 0.4 m solution in thf, mkseal 0.4m solution in hexane 0.4m solution in toluene 0.5 m in tetrahydrofuran 0.5 m in thf, mkseal 0.5 m slurry in thf ,mkseal 0.5 m in thf 0.50 m solution in 2-methyltetrahydrofuran, mkseal 0.50 m solution in 2-methyltetrahydrofuran 0.56 m in hexanes, mkseal 0.56 m in hexanes 0.5m in ether 0.5m in thf,mkseal 0.75m solution in thf, mkseal 0.7m solution in hexanes, mkseal 0.9 m in heptane , mkseal 0.9m solution in thf, mkseal 1 m in tetrahydrofuran 1,000 mesh 1.0 m in heptane, mkseal 1.0 m in hexanes 1.0 m in methylene chloride 1.0 m in tert-butanol 1.0 m in thf, mkseal 1.0 m solution in 2-methyl-thf, mkseal 1.0 m solution in 2-methyltetrahydrofuran, mkseal 1.0 m solution in ethanol, mkseal 1.0 m solution in hexanes ,mkseal 1.0 m solution in tert-butyl methyl ether, mkseal 1.0 m solution in thf , mkseal 1.0 mol/l in thf 1.0 m in methanol 1.0 m solution in thf, mkseal 1.0m in 2-methf 1.0m in cyclohexane 1.0m in diethyl ether 1.0m in methf 1.0m in toluene 1.0m solution in toluene 1.0mol/l in thf, mkseal 1.0mol/l in thf 1.0mol/l in toluene 1.3 m solution in hexane, mkseal 1.3 m solution in pentane, mkseal 1.3 m solution in thf, mkseal 1.3m in n-hexane 1.3m in pentane 1.4 m solution in butyl diglyme, mkseal 1.4 m solution in thf,mkseal 1.45 m solution in butyl diglyme, mkseal 1.5 m solution in dibutyl ether, mkseal 1.6 m in diethyl ether 1.6 m in thf, mkseal 1.6 m solution in hexanes, mkseal 1.6m in hexane ,mkseal 1.6m in hexane(15% solution) 1.7 m solution in thf,mkseal 1.8 m in thf 1.8 m solution in thf, mkseal 1.9m solution in thf, mkseal 10 wt.% in 10 wt.% nitric acid, 99.999% trace metals basis 10% in h2o 1000μg/ml ±1% (20℃) 100μg/ml ±2% (20℃) 10wt.% in hexane,mkseal 12% zr in mineral spirits 125 cst 13%于四氢呋喃中, 约0.8mol/l 15%mo 15 wt. % in toluene 15-20 wt. % in h2o, ≥99.99% trace metals basis 150-250 cst 165000 cst 1m in tetrahydrofuran 1m kpf6 in dmc:ec:emc=1:1:1 vol% with 2%fec 1m kpf6 in dme 1m thf 1mol/l thf溶液 2 m in thf, mkseal 2.0 m in tetrahydrofuran 2.0 m in thf/n-heptane ethylbenzene, mkseal 2.0 m in thf 2.0 m solution in hexane, mkseal 2.0 m solution in hexanes 2.0 m solution in thf ,mkseal 2.0 m in cyclohexane 2.0m in thf,mkseal 2.0m in thf 2.2m in hexane(20% solution) 2.5 m solution in hexanes, mkseal 2.5 m solution in thf, mkseal 2.7m in hexane(25% solution) 2.8 m in 2-methyltetrahydrofuran, mkseal 2.8 m solution in 2-methyl-thf, mkseal 2.9m in 2-methyltetrahydrofuran 20 wt. % in h2o 20% in tetrahydrofuran, mkseal 20% w/w in ethanol 20%(w/v) solution in thf, stabilized with 100ppm bht 22-25% aqueous solution 24% in tetrahydrofuran, mkseal 25 wt. % in n-hexane 25 wt. % in toluene 25 wt.% 水溶液 25% in isopropanol 25 wt. % in toluene 28%-bi 3.0 m solution in 2-methyl-thf, mkseal 3.0 m solution in thf, mkseal 3.1 m in diethoxymethane 3.4 m solution in 2-methyltetrahydrofuran, mkseal 3.8% in h2o 30 wt% in methanol(ca. 5mol/l in methanol) 30% in h2o 30% in water 30%甲醇溶液 30-35 wt. % in 200#paint solvent 30-35% in  water 35%水溶液 38-42% aqueous solution(含稳定剂铁粉) 3mol/l,ph5.5 40 cst 40 mpa·s 40% 2-乙基己酸溶液(8-12% sr) 40% solution in mineral spirits (6% mn) 40% 水溶液 40% 40.0 - 50.0 %甲醇溶液 45-85 cst 45wt.% aqueous solution 49% in 2-ethylhexanoic acid, ce 12% 50 wt. % in h2o 50 wt. % in water 50% in 2-ethylhexanoic acid 50% in ethanol 50% in h2o 50% in methanol 50% in methylene chloride 50% w/w水溶液 50% in ethanol 50% in volatile silicone 50% in xylene 50% 500μg/ml ±1% (20℃) 5mol/l,ph4.8 60.8 - 74.3 % tin 62% in ethanol 62% in methanol 65 wt. % in mineral spirits 65% in etoh 7-9% 7.5% (w/v) 70 wt.% in 1-methoxy-2-propyl acetate 70% in 1-methoxy-2-propyl acetate 70% in toluene 70% 70%溶液 73% 75% in 2-ethylhexanoic acid 75-150 cst 78% in 2-ethylhexanoic acid 8-12 cst 80%, 粉末 85% in hexamethyldisiloxane 85%,c12-c16的混合物 85%,分子量627-691 85.0%(hplc) 86% 90%(hplc) 90%,nmr 93.0% (qnmr) 95% (gc) 95% (nmr) 95% mix tbc as stabilizer 95% v basis 95%(gc) 95%(mixture of t8,t10,t2) 95%(stabilized with tbc) 95%, mw≥700kda 95%,5-10% branched isomers 95%,异构体的混和物 95%混合(tbc作为稳定剂) 95.0% (hplc) 96%, contains tbc as stabilizer 97% including isomers,85% min n-c18 97% including isomers,93% min n-c18 97%(contains of anhydride) 97%(d4<0.1%, d5<0.1%, d6<0.1%) 97%(mixture) 97%(mixtures) 97%(stabilized with phenothiazine) 97%(ti) 97%, 20 wt. % in h2o 97%, 25% in h2o 97%, contains tbc as stabilizer 97%, mixture of isomers 97%, mixture of tetramer 97%, mixtures 97%, stabilized with mehq 97%, 白色固体 97%,含0.05% bht 稳定剂 97%,含0.05% 四溴双酚a 稳定剂 97%,含不同量的酸酐 97%,含铜作稳定剂 97.0% (nt) 97.0% 98% metal basis, ir 25.5%最低 98%(contains of anhydride) 98%(hplc), 用于气相色谱/质谱的环状硼化剂 98%(mixture of isomers) 98%(total) 98%, carbon≤1.5%, d50=1.2±0.5μm 98%, carbon≤1.5% 98%, stab. with 1-5% hexane 98%, stabilized with copper chip 98%,98atom%d 98%,mixture of isomers 98%,含稳定剂吩噻嗪 98.0% 99%(nmr) 99%, 10% w/v in isopropanol/hexane(50:50) 99%, 用于合成 99%,40-60目 99.5%, 500nm 99.5%,gc 99.8% 99.9 %,~60% in neodecanoic acid (15-20% bi) 99.9% (metals basis) 99.9% (reo) 99.9% metals basis, ≥200目 99.9% metals basis,30nm 99.9% trace metals basis (purity excludes ~2% hfo2) 99.9% trace metals basis 99.9%(reo) 99.95% trace metals basis 99.95%(trace metal basis) 99.99% metal basis 99.99%(metals basis) 99.997% metals basis 99.999% >98% acs, ≥98% al2o3:46% al:16-20% ar, ≥99.5% ar,98.5% average mn 1,700-3,200 average mn ~27,000 average mw 1000-1500 average mw 1200-1600 average mw 1400-1600 average mw 1500-1800 average mw 250-500 average mw 3000-5000 average mw 4000-7000 average mw 550-650 average mw 570-620 average mw 600-1000 average mw 600-800 average mw 650-1000 average mw 700-1000 average mw 800-1400 bioreagent, ≥99% br ca. 45% in water carbon 58.6%-74.6% co ≥20% co ≥22% co≥25% cp,4.5% cu:8% cu≥8% dye content 97 % dye content~95 % fe ~20 % for microscopy(bact., bot., hist.), ~1 mol/mol water gr,99% h%:1.5-1.6% in mixed tetratoluene (8-10% cr) m.w. 2000 m.w. 28000 mn: 2500-3000, viscosity: 32-42cps, contains <100 ppm mehq as inhibitor mn~25000 mw 2000 mw 3000 mw 9500-10500 mw<100kda mw=2500~2700 pd ≥20.5% ph6.0 primortrace™, ≥99.99% metals basis reagent grade, 98% ru 23.0% min s: 13.5-15.5% sn 56.5%±0.5% sn>18.8% surface area 800-1075, pore volume 0.31-0.41 tech. 90% technical grade, 85% technical grade, 92% technical grade, mixture of isomers technical grade usp, 欧洲药典 viscosity 150-300 cst(25 °c) viscosity 400-600 cst(25 °c) viscosity 5-8 cst(25 °c) viscosity 600-1000 cst(25 °c) viscosity 70-75 cst (25 °c) viscosity 80-150 cst (25 °c) viscosity 800-1200 cst (25 °c) viscosity 800-1400 cst(25 °c) zn: 18% zr 6% zro2+hfo2 ≥33.0% ~18% zn,~1% diethylene glycol monomethyl ether ~40% in 2-ethylhexanoic acid,8-12% sr ≥55%(gc) ≥60% ≥80% ≥85% (gc) ≥85% ≥90%(c) ≥90%(gc) ≥90%(t) ≥90%, 含稳定剂铜屑 ≥92%, soluble in 2-diethylhexanoic acid ≥92%,mw<10kda ≥93% ≥94% ≥95 % ≥95%(tlc) ≥95%, ee99% ≥95%,顺反异构体混合物 ≥95.0%(qnmr) ≥97%(gc) ≥97%, 20nm ≥97%, 含0.05% bht 稳定剂 ≥97%,含有稳定剂吩噻嗪 ≥97%,约含≤2%2-丁醇 ≥98% metals basis ≥98%(stabilized with tbc) ≥98%, 4 ~ 8um ≥98%,gc ≥98.0%(t)(hplc) ≥98.5%, 200-400nm ≥99% metals basis, 350nm ≥99%(t) ≥99%, 1-5μm ≥99%, 100nm ≥99%, 1um ≥99%, mix of sodium stearate and sodium palmitate ≥99%, pd≥34.7% ≥99.0%(gc) ≥99.5% metals basis, <15μm ≥99.5%,99.999% metals basis ≥99.9% metals basis, 200 mesh ≥99.9% metals basis, pt 44.9% ≥99.9%, nmr grade ≥99.97% metals basis ≥99.99% metals basis(reo) ≥99.99% metals basis, powder ≥99.998% metals basis, 3-20目 ≥99.999% metals basis, chunks,1-10mm 优级试剂, 99% 优级试剂 低硫 分子量1000 分子量500 分析滴定液, 0.02 m 分析滴定液, 0.1mol/l (0.1n) 化学纯(cp), ≥97% 升华品99% 工业级, ≥98%, total alkalinity 无动物源 低内毒素 用于细胞培养 ≥99% 无动物源, low endotoxin, 用于细胞培养, ≥99% 无水级, acs, ≥99% 无水级, usp,fcc,e 331 无水级, ≥98% 无水级, ≥99.995% metals basis 无水级, 优级试剂, 适用于分析, acs, 欧洲药典 欧洲药典, bp, 100-110%,51.0-59.0% al2(so4)3 basis 比表面积1700m2/g,粒径5-15um 沸点130-134℃ 沸点184-188℃ 片状,99.998% metals basis 生物制剂,适用于凝血分析,4%(w/v) in h2o 生物医用级, ≥98%, α-phase basis,< 30μm 生物医用级, ≥98%, α-phase basis,< 5um 生物医用级, ≥98%, α-phase basis,< 70μm 生物医用级, ≥98%, α-phase basis,<10μm 生物医用级, ≥98%, β-phase basis,< 0.1μm 生物医用级, ≥98%, β-phase basis,< 0.2μm 生物医用级, ≥98%, β-phase basis,< 30μm 生物医用级, ≥98%, β-phase basis,< 70μm 用于分子生物学, ≥99.5%(t) 用于电泳, ≥99% 用于细胞培养, 用于昆虫细胞培养 粒度:≥100目 粒径<10.0um 粘度8,000-10,000 cst 粘度: 4-7 cst(25°c) 粘度:20~25mpa.s 约16%于四氢呋喃中, 约1mol/l 药典专用 试剂级, 1.0 m in solution 试剂级, 97% 试剂级,98% 超纯生物试剂级,适用于分子生物学,1m in h2o 适用于合成 锌: 20.5~22.0%, 磷: 19.5~21.0% 高级纯, 试剂级, ≥99%