全部 乐研

全部 100mg 1g 250mg 5g 10g 25g 100g 500g 500mg 50mg 1000g 1kg 25mg 10mg 5mg 2500mg 50g 1mg 2.5kg 2500g 2.5g 250g 5kg 5ml 5000g 200mg 1ea 10000g 10kg 25000g 25kg 20mg 100 mg 12000g 1kg*12 500g*20 2g 1 g 2mg 10 mg 10*0.6ml 100 g 20kg 250 mg (757.5 mm * 500 μl in water) 200g 300g 4kg 5 g 2kg 25 g 80g 20g 900g 10ml 25l 500ml 5l 30g 640片/盒

全部 98% 97% 95% 96% 95+% 97+% 99% 98+% 95% mix tbc as stabilizer 90% ind 99.99% 99.9% 97% mix tbc as stabilizer 98%,stabilized with mehq ar ar,99.0% 98% mix tbc as stabilizer 0.98 98%,stabilized with tbc 99.5% 97%,stabilized with mehq ≥99.0%,for ion-pair chromatography 98% (stabilized with tbc) 0.95 ar,99% ≥95% 80% 99.99% metals basis 92% 98% (stabilized with mehq) 0.97 85% cp 98% +(stabilized with mehq) 99.999% 95% (stabilized with tbc) 97%,stabilized with tbc 50% in water 96% mix tbc as stabilizer 97% (stabilized with tbc) 75% 93% 99.5% metals basis 99.9% metals basis ar,99.5% 94% 97% gc 99.96% bs 5% 70% 95% (stabilized with mehq) 95% +(stabilized with mehq) 99.0% 99.00% mix tbc as stabilizer 40% in water 91% 98% +(stabilized with copper chip) 98.0% 99+% 99.95% 99.95-100.05%,pt 99.999% metals basis ≥99.5% 0.9 100% 1000Å 20% in water 95% (stabilized with copper chip) 95% +(stabilized with tbc) 97% +(stabilized with mehq) 97%,stabilized with hq 97.00% 98% gc 98% hplc 99% metals basis 99.90% 99.9999% mw:1000 da mw:2000 da 浮动催化 purity:>95wt% od:<2nm length:5-30 μm 1m in thf 25% in water 60% in water 70% in water 80% in thf 80% in water 88% 89% 95% gc 95% stabilized 0.1 % hq 95%,stabilized with mehq 96%,stabilized with mehq 96+% 97% (stabilized with mehq) 97% 99%ee 97% average mw5000 97.0% 98% (stabilized with copper chip) 98% (stabilized with phenothiazine) 98%,stabilized with bht 98%,stabilized with hq 98%,stb. with hq 98%,99%ee ≥98.5% 98.5% 99%d 99.8% br dye content 90 % mw:5000 da pd 5%,poisoned with lead pt purity:>98wt% thickness:0.55-3.74nm size:0.5-3μm layers:<10 ≥85% ≥90% ≥97% ≥99.0% ≥99.99% metals basis 基质:sio2,表面基团:-cooh,粒径:1-2μm,单位:10mg/ml 基质:sio2,表面基团:-epoxy,粒径:2-3μm,单位:10mg/ml 基质:sio2,表面基团:-sioh,粒径:2-3μm,单位:10mg/ml 基质:sio2,表面基团:-sioh,粒径:4-5μm,单位:10mg/ml 耐高温300℃ >90% >98wt%,thk:0.55-3.74nm sz:0.5-3μm lyr:<10 (1%pt,2%v) (d, 99.5%),85% in d2o (d,99.5%, basicity 40%) (dhq)2phal:5.52g/kg(contains <1%h2o) (stabilized with copper chip) 0.05*100mm*100mm,99 0.1 m in poly(dimethylsiloxane) vinyl terminated 0.15*100mm*1m,99 0.1m def 0.3-0.8mmol/g 0.3~0.8mmol/g, 100~200 mesh, 1% dvb 0.94 0.956 g/ml at 25 °c, 0.5m in thf 0.96 0.999 0.99 1-2μm,99% metals basis,powder 1.3-1.7% in water 10% pd(55%aq.) 10% propylene glycol solution 10%(55-60% water) 10% 100 mesh,99.9% 1000-1200w 100nm 纳米颗粒,98.0% 10wt% in hexanes 1250 mesh 14% in water 1400-1600万 1799 1799型 1800万 20 wt. % in ethanol 20% in ethanol solution 20% in tetrahydrofuran 20% on carbon (wetted with ca. 50% water) 20% 20-40目(原色) 20-40 mesh 200-300mesh 200-300目 200目,99.9% 200目 200 mesh 20μm, 99.6% 25% in h2o 25% in methanol 3% 30% in h2o 30%水溶液 30-35% in water 30-40% solution in toluene 300目,99.9% 325目 活化粉 325 mesh 35% in h2o 35-39% 350目 38%溶剂油溶液 (6% fe) 3mm-5mm,球形 4.5%(activeoxygen) 40 wt. % in h2o 40% in 2-ethylhexanoic acid (8-12% sr) 40% in h2o 40% in methanol 40% w/w in water 40% 40-50% in water 40-60μm 44 wt. % in h2o 45 wt. % in water 45% 45%水溶液 46% in water 48-50% in thf 48-50% ni basis,150μm 48-50% ni basis,20-40mesh 48-50% ni basis,50μm 5% rh,(30% water) 5(or 6)-isomers 50 wt. % in h2o 50% aqueous solution 50% ethyl acetate solution 50% in 2-ethylhexanoic acid 50% in chlorocyclohexane 50% in h2o 50% in methanol 50%水溶液 50% in ea 50-55% in 1,2-dichloroethane 50-60% (as humic acid) 50.00% 53% 60 wt. % in h2o 60% solution in water 60% 60-100nm 60-70% 60-80目 60nm 纳米颗粒,98.0% 64-66% in water 65 wt. % in water 65% in water 65%,in water 65% 65%水溶液 65+% in water 65-70% p2o5 basis 65-75% in h2o 65-75% in water 66% 7.2-8.2 wt.% p2o5 70+% 71% 74-76% in water 75 wt. % in h2o,含 600 ppm mehq 阻聚剂 75 wt. % in h2o,stabilized with mehq 75 wt. % in h2o 75 wt. % in isopropanol 75% (stabilized with bht) 75%水溶液 77% 80 mesh 80% mixture of isomers 80% w/w in water 80%(stabilized with mehq) 80%,stab.withcalciumcarbonate active content >96% 80目 81% 82% 83% 85% (stabilized with tbc) 85%(isomers mixture) 85%(moo3basis) 85%, technical grade 85%,stabilized with mehq 85.0~90.0% 86% 90% (500 ppm bht as stabilizer) 92% (500 ppm bht as stabilizer) 90% (stabilized with bht) 90% (stabilized with tbc) 90% in h2o 90% in water 90% 混合物 90%(contains acetic acid) 90%,containing phenylacetonitrile stabilizer 90%,stabilized with tbc 90%,technical grade 90%,工业品 95% (gc) c18 80-90% 90.0% ar,90.0% 900-1200m2/g 92% (stabilized with hq) 93% (total of isomer) 94% gc 95% (0.01%potassiumhydroxideasstabilizer) 95% (contains 25-28%h2o) 95% (contains =<11%h2o) 95% (contains h2o) 95% (mix) 95% (stabilized with bht) 95% (stabilized with hq) 95% (stabilized with na2co3) 95% (stabilized withhq+caco3) 95% +(0.01% potassium hydroxide as stabilizer) 95% +(contains <10%h2o) 95% +(contains <2.5%h2o) 95% +(contains <5%h2o) 95% +(gc)(isomers mixture) 95% +(stabilized with copper chip) 95% contains h2o as stabilizer 95% contains ~500 ppm phenothiazine as stabilizer 95% mixture of isomers 95%(gc) 95%(p2o5:63%±2%,al2o3:17%±1%) 95%(stabilized mehq) 95%(stabilized with bht) 95%(stabilized with mehq) 95%(stabilizedwithtbc) 95%, spice, mixed 95%,99%ee 95%,c15-c18 mixture 95%,contains stabilizers,p-tert-butylcatechol 98%,contains stabilizers,p-tert-butylcatechol 95%,for synthesis 95%,mixtures 95%,stabilized with 0.1%potassium carbonate 95%,stabilizedwithdiisopropylethylamine 95%mixture with dkss 97% predominantly trans 97% (stabilized with hq) 99%,sublimation of pure 95.0% 96% (contains <15%h2o) 96% (isomers mixture) 96% gc 96%(contain stabilizers) 97%(contain stabilizers) 96%,mixture of isomers 96%,stabilized with tbc 96.00% 97% (contains <10%ammonium salt) 97% (mixture of isomers) 97% +((stabilized with mehq) 97% +(stabilized with α-tocopherol) 97% +total of isomer 97% average mw1000 97% average mw2000 97% containing less than 10% ea 97% mixture of cis/trans 97% mixture of isomers 97% mix 97% t 97%(gc) 97%(mixture of regioisomers) 97%,(viscosity:5000-15000 mpa.s) 97%,39%rh 97%,94%ee 97%,contains <10%dcm) 97%,for fluorescence analysis 97%,mix tbc as stabilizer 97%(stabilized with tbc) 97%,mixture of isomers 97%,mw 2000 97%,stabilized with 0.025% 4-hydroxytempo 97%,stabilized with bht 97%,添加了阻聚剂2,6-二叔丁基对甲酚 97%(stabilized with mehq) 97%,stabilized with na2o3s2 97%,stabilized with potassium carbonate 97%,含2.5%的碳酸钾稳定剂 98%,含2.5%的碳酸钾稳定剂 97%,stabilized with 2.5% k2co3 98% (contains <10%h2o) 98% (contains <17%h2o) 98% (contains <35%h2o) 98% (contains <5%h2o) 98% (elsd) 98% (hplc)(contains <10%ammonium sulfate salt) 98% (isomers mixture) 98% (max.6%h2o) 98% (mix) 98% (mixture of cis and trans) 98% (mixture of isomers) 98% (mixture, contains ~6% β-olefin) 98% (only trans-) 98% (stabilized with 1~2% acetylacetone) 98% (stabilized with bht) 98% (stabilized with cu) 98% (stabilized with hq) 97%,含稳定剂tbc 98% +(contains <10-20%h2o) 98% +(isomers mixture)(c12:c14=2.5-3:1) 98% +(isomers mixture) 98% +(stabilized with 0.2% α-tocopherol) 98% +(stabilized with 4-7%h2o) 98% +(stabilized with hq) 98% +(stabilized with tbc) 98% 98%atom%d 98% 98atom%d 98% carbon 64.8-69.5 % 98% contains ca. 15-18% water 98% contains ~ca.11% dioxane 98% gc,t 98% hplc,n 98% mix 1-2% caco3 as stabilizer 98% mix na2co3 as stabilizer 95% mix na2co3 as stabilizer 98% mixture of isomers 98% stab. with 0.05% 4-tert-butyl catechol 98% stab. with potassium carbonate 98% stabilized with 0.07%tbc 98% stabilized with na2co3 98% stabilized with phenothiazine 98% stabilized with tbc 98% t 98%(15% water) 98%(gc) 98%(isomer mixture) 98%(mix) 98%(mixture of isomers) 99% (mix) 98%(ru47%) 98%(stabilized with bht) 98% (gc)(stabilized with bht) 98%(stabilized with cu) 98%(stabilized with k2co3) 98%(含15wt.% water稳定剂) 98%, contains 0.25% 4-tert-butylcatechol as inhibitor 98%, stabilized with tbc 98%,(viscosity:1200-1400 mpa.s) 98%,(viscosity:800-1200 mpa.s) 98%,contain the inhibitor 98%,contains stabilizers,,p-hydroxyanisole 98%,contains stabilizers 95%,contains stabilizers 98%,industrial grade mixtures 98%,mixture of cis and trans 97%,mixture of cis and trans 98%,mixture of isomers 98%(isomers mixture) 98%,mixtures 98%,na2o≥18% ,sio2≥60% 98%,stab. with 0.1% potassium carbonate 98%,stab.with sodium carbonate 98%,stabilized with 0.01%mehq 98%,stabilized with 0.1%mehq 98%,stabilized with 0.5%caco3 98%(stabilized with 0.5%caco3) 98%,stabilized with 200ppm ammonium hydroxide or naoh 98%,stabilized with bht or hq 98%,stabilized with caco3 98%,stabilized with fg 98%,stabilized with phenothiazine 95%,contains stabilizers,tbc 98%,stb.with 0.01%bht 98%,stb.with 0.1%bht 98%,~15%h2o 98%,~1u/mg 98%,含0.1% tbc稳定剂 98%,含0.1% 对苯二酚稳定剂 98.00% ar,98% mixture of isomers, 40 wt. % in h2o wo3≥85% ≥97.0% ≥99.0%,ar 98atom % d 99 atom % d 99% (metals basis) 99% (stabilized with mehq) 99% +(mix) 99% +contains 100 ppm bht as inhibitor 99% metals basis 300-500nm 99% metals basis,1-4μm 99% metals basis,30nm 99% metals basis,400 mesh 99% mix tbc as stabilizer 99% with 2h2o 99%(isomers mixture) 99%, neutral 200-300 mesh 99%, ≥36.0% zro2 basis 99%,1μm 99%,2-10μm 99%,2-4μm 99%,2μm 99%,average mw:2000 99%,mixture of isomers 99%,~100mesh 99%,≤5μm 99%,中性 100-200目 99%,含水20% 99%,酸性, 200-300目 99.0-100.1%,pt 99.2% 99.5% metals basis, <50 nm 99.5% metals basis,150-250nm 99.5% metals basis,15nm 99.5% metals basis,2.0μm 99.5%,100nm 99.5%,pt 99.5-100.05%,pt 99.50% 99.8% metals basis 99.8%,比表面积(bet):380m2/g;粒径:7-40nm 99.8%d, 0.03% (v/v) tms ≥98% 99.9% (metals basis) 99.9% metals basis, 2 μm 99.9% metals basis,100-200 mesh 99.9% metals basis,100nm 99.9% metals basis,10μm 99.9% metals basis,粒径:0.5-1μm 99.9% metals basis,粒径:1μm 99.9% metals basis,黄色 99.9% trace metals basis 99.9%(reo) 99.9%,12~16um 99.9%,battery level 99.9%99.9% metals basis,≥200mesh,powder 99.95% metals basis, 20nm-50nm 99.95% metals basis, 50 nm 99.95% metals basis,100 nm 99.95% metals basis 99.95%(trace metal basis) 99.99% (metals basis) 99.99% (metals basis, 2-10μm) 99.99% metals basis, <5 μm 99.99% metals basis,1-3mm 99.99% metals basis,powder 99.99% metals basis,粒径:10μm 99.99% metals basis,粒径:2μm 99.99% metals basis,粒径:5μm 99.99% metals basis,粒径:8μm 99.99% metalsbasis 99.99% trace metals basis 99.99%(reo) 99.99%, 300目 99.99%, 300 mesh 99.995% trace metals basis, powder 99.997% 99.999% metals basis,200目 99.999% metalsbasis 99.999% trace metals basis,powder 99.999+% 99.9999+% <100nm, 99% <50目 about 0.5mol/l aqueous solution, reagent for ion pair chromatography, ≥99.0% active material 40% al2o3≥29% alcoholysis degree:94% 醇解度:94% anhydrous ar, 98.5% ar, 99% ar, 99.0% ar, ≥ 99.5% ar, ≥99.0% ar,80% ar,85.0% ar,92% ar,95% ar,97.0% ar,97.5% ar,98.5% ar,99% metals basis ar,99.0 % ar,99.8% ar,granulated,m70 ar,mo≥60 % ar,≥58% zn basis ar,≥99% ar,≥99.5% ar,粉末 au,79% au: 48% au≥50% average mn 200 average mn ~2,500 average mw 400w-500w average mw 400万-500万 average mw 500w-700w, 80 mesh bi,49-54% biological stain bioreagent bs,dye content≥85% c18:30%, c16:70% ca. 30% in water ca:6.6-7.4% co ≥31.5% contain 800-1200ppm mehq as inhibitor contains 45% water contains stabilizer, 45-47wt% 试剂级 cu 14.5%-15.5% cu:9.5%-10.9%,200mesh d,99% d:99.9%;99.8% dextrose equivalent 16.5-19.5 diameter (average od):3.1 mm dye content 75 dye content 85 % dye content ~85 % electronic grade, 99.9999% metals basis electrophoresis reagent epoxy value 0.64-0.68 epoxy value 0.7 epoxy value eq/100g:0.70 epoxy value(0.32-0.37);viscosity(4-10cps) fe>30.5% fe:6.1-6.2% fmp(microscopic) fmp(显微镜用) food grade for biochemistry for cell culture, 99% for cell culture, ≥ 99% for gc derivatization, ≥99.0% (gc) for molecular biology,98% gel strength ~160 (bloom) gr, 99% gr,99.99% heat resistant injection stage hydrogen form,50-100 mesh hydroxyl value 40-60 mgkoh/g hydroxyl value:82-92mgkoh/g biochemical reagent grade hydroxyl value:98 ir 35% in hcl ir>52% m.w~450,000 maltose≥50% mgo>40% mixture of isomers mn=45000-50000 molecular biology grade,≥99.0% (kt) mv 2000-5000 mw 10,000-100,000 mw 20000 mw 315 mw 4000 mw 7680-9510 mw(viscosity-average):300000 mw.1000 mw.400 mw2500-2700 mw4300 mw:10000 da mw:1000 mw:1500 mw:20000 da mw:3400 da mw:4000 da mw:4000 n=400 nb16.15% ni≥10% oil content ≥70% os 38.5% os 38.7%最低 os≥45.0% p2o5=68.8% pbo:33-40% pd ≥20.5% peg20000 pharmaceutical grade,mw40000 pharmaceutical grade,mw64000-76000 pt 34.0% pt 44.5% pt 52% purity:>60wt% -cooh content: 2.58wt% id:1-3nm od: 2-4nm length: ~50μm ssa: >350m2/g purity:>60wt% -oh content: 2.92wt% id:1-3nm od: 2-4nm length: ~50μm ssa: >350m2/g purity:>60wt% id:1-3nm od: 2-4nm length: ~50μm ssa: >340m2/g purity:>95wt% id:3-5nm od: 8-15nm length: ~50μm ssa: >140m2/g purity:>98wt% -oh content:1.06wt% id:5-12nm od: 30-50nm length: <10μm ssa:>100 m2/g purity:>98wt% id: 5-10nm od: 20-30nm length: 0.5-2μm ssa: >120m2/g purity:>98wt% id: 5-12nm od: 30-50nm length: 0.5-2μm ssa:>100m2/g purity:>98wt% thickness:1-3nm size:>50μm layers:< 3 ssa:100-200m2 /g purity:>98wt% thickness:1-3nm size:2-10μm layers:< 3 ssa:100-300m2 /g purity:>99.5wt% thickness:4-20nm size:5-10μm layers: <20 density: 0.6g/cm3 ph value:ph=7.00-7.65(30℃) purity:>99wt% id:2-5 nm od: 5-15nm length: 10-30μm ssa:220-300 m2/g reagent grade rh 17.1% rh=38.1% sio2 57~63% sn>42% sn≥46% solid content ≥99% strength ≥290% tech,dye content 100 % tech.ca 75% in water technical grade tech thickness: 50-150nm total nitrogen 2.9 to 3.3 % uio-66-bdc-nh2, bdc-nh2:zr=0.9 vinyl acetate 40 wt.%,melt index52 g/10 min(190°c/2.16kg) vinyl acetate 40 wt.%,melt index52 g/10 min(190°c/ viscosity 17-40 mpa.s (20 °c) viscosity 300-800mpa.s,80 mesh 粘度300-800mpa.s,80目 viscosity:1000-1400 mpa.s viscosity:45-75mpa.s,25℃;epoxy value:0.6-0.64eq/100g white granular,viscosity:0.8-0.83mpa·s white 白色 wo3 85.84% zn 14.5-15.5% zn ~18% zn=28-30wt% zno 12.5-14% zn≥ 35.5% zro2≥20% ~5% water,95% β-phase,99.9%,1-3μm γ-pga>95%,mw>700000 φ2-3mm 球形(φ2-3mm) ≤45um,99.0% metals basis ≥15000mpa.s ≥45% cuo basis ≥50% ≥57% zno basis ≥80% (containing sodium salt ) ≥80%(isomers mixture) 80-90% ≥85.0% ≥900iu/mg ≥93%(t) ≥99%,for cell and insect cell culture ≥99%,hplc ≥99.0%,for molecular biology ≥99.0%,hplc ≥99.5%,for cell and insect cell culture ≥99.5%,for molecular biology ≥99.9% 分子生物学级,≥98.5% 助滤剂,融剂烧成品,中位粒径:13μm 助滤剂,融剂烧成品,中位粒径:22μm 助滤剂,融剂烧成品,中位粒径:3.5μm 助滤剂,融剂烧成品,中位粒径:32μm 助滤剂,融剂烧成品,中位粒径:40μm 助滤剂,融剂烧成品,中位粒径:7μm 化妆品级 cosmetics grade 厚度:10 nm-1um 厚度:50nm-1um 基质:sio2,表面基团:-cooh,粒径:0.1-1μm,单位:5mg/ml 基质:sio2,表面基团:-cooh,粒径:2-3μm,单位:10mg/ml 基质:sio2,表面基团:-cooh,粒径:3-4μm,单位:10mg/ml 基质:sio2,表面基团:-cooh,粒径:4-5μm,单位:10mg/ml 基质:sio2,表面基团:-epoxy,粒径:0.1-1μm,单位:5mg/ml 基质:sio2,表面基团:-epoxy,粒径:1-2μm,单位:10mg/ml 基质:sio2,表面基团:-epoxy,粒径:3-4μm,单位:10mg/ml 基质:sio2,表面基团:-epoxy,粒径:4-5μm,单位:10mg/ml 基质:sio2,表面基团:-nh2,粒径:0.1-1μm,单位:5mg/ml 基质:sio2,表面基团:-nh2,粒径:1-2μm,单位:10mg/ml 基质:sio2,表面基团:-nh2,粒径:2-3μm,单位:10mg/ml 基质:sio2,表面基团:-nh2,粒径:3-4μm,单位:10mg/ml 基质:sio2,表面基团:-nh2,粒径:4-5μm,单位:10mg/ml 基质:sio2,表面基团:-sioh,粒径:0.1-1μm,单位:5mg/1ml 基质:sio2,表面基团:-sioh,粒径:1-2μm,单位:10mg/ml 基质:sio2,表面基团:-sioh,粒径:3-4μm,单位:10mg/ml 活性氧≥4.50%,(khs05)≥42.80% reactive oxygen≥4.50%,(khs05)≥42.80% 浮动催化 purity:>95wt% od:<2nm length:1-3 μm 浮动催化 purity:>95wt% od:<2nm length:5-30 μm ssa:>640 m2/g 球形,3-5 mm 用于分子生物学,≥99%(gc) 疏水气相纳米二氧化硅hydrophobic-260型,99.8% metals basis,粒径:7-40nm ,比表面积(bet):260m2/g 病理级,熔点52~54℃ 病理级,熔点56~58℃ 病理级,熔点58~60℃ 病理级,熔点60~62℃ 病理级,熔点62~64℃ 粉末, -325 目, 99.5% metals basis 粉末, 80 mesh 粉末, ≥99.9% metals basis 粒度3-5 粒径:50nm 粘度:1000mpa.s(可耐高温250℃) 1000mpa.s 粘度:500mpa.s(可耐高温200℃) 粘度:50mpa.s(可耐高温220℃) 50mpa.s 纯度:≥80wt% 状态:黑色粉末 纯度:≥90wt% 状态:黑色粉末 纳米线,4-5 μm 羧甲基纤维素钠 醇解度:98% 雪花白,20-40目