国产xxxxx在线观看-日本熟妇美熟bbw-伊人色合天天久久综合网-亚洲国产区男人本色

您好,歡迎進入圣賓儀器科技(上海)有限公司網站!
全國服務熱線:15202161235
圣賓儀器科技(上海)有限公司
您現在的位置:首頁 > 產品中心 > 液相氣相色譜耗材 > PerkinElmer美國PE色譜耗材 > 04972263色譜耗材總代理|美國石墨墊圈

色譜耗材總代理|美國石墨墊圈

  • 更新時間:  2024-06-07
  • 產品型號:  04972263
  • 簡單描述
  • 色譜耗材總代理|美國石墨墊圈美國公司代理|圣賓儀器科技(上海)有限公司銷售的美國光譜耗材包括美國石墨管、美國橫向加熱石墨管、美國縱向加熱石墨管、美國石墨錐、美國元素燈空心陰極燈、美國樣品杯、美國霧化器、美國進樣泵管、美國廢液泵管、美國泵油、美國進樣針、美國矩管等美國耗材全系列產品,原裝產品,*。
詳細介紹

美國公司代理|?圣賓儀器科技(上海)有限公司代理銷售的美國光譜耗材包括美國石墨管、美國橫向加熱石墨管、美國縱向加熱石墨管、美國石墨錐、美國元素燈空心陰極燈、美國無極放電燈驅動器、美國霧室、美國樣品杯、美國霧化器、美國進樣泵管、美國廢液泵管、美國泵油、美國進樣針、美國進樣杯、美國矩管、美國中心管、美國燃燒頭、美國過濾器、美國O型圈、美國石墨墊、美國比色皿、美國樣品池、美國熱脫附老化管、美國石英矩管、美國調諧液、美國熱解析管、美國液相色譜頂空瓶蓋及隔墊、美國截取錐、美國采樣錐、美國基體改進劑、美國棉簽、美國壓蓋器等美國原子吸收光譜耗材全線產品。部分常用產品均備用庫存,詳情咨詢。

色譜耗材總代理|美國石墨墊圈及相關耗材

09907339SEAL LOW PRESSURE SER 410 BIO    
09908265NEB POLY TUBING 10 FT AA    
09908479BEARING CAM FOLLOWER       
09908585Red/Red 1.14 mm i.d. PVC pkg. 12   
09908587Black/Black 0.76mm i.d. PVC pkg.12     
09911173NUT 4-40 S/S       
099111746-32 UNC-2B HEX NUT REGULAR     
09911186HEX NUT SM PATT4-40      
09919737Hyrskimmer Screw for NexION      
09920104FERRULES GRAPH/VESP-1/16 X 0.4MM PK/10     
09920105FERRULES GRAPH/VESP-1/16X.5MM PK/10       
09920107

FERRULES GRAPH/VESP-1/16X.8MM PK10     

09920123FERRULE 42020 TEFLON (FRONT )     
09920124FERRULE 42020 TEFLON (BACK)      
09920127FERRULE GRPH/VSEL 42020 X 42020 PK/10    
09920133FERRULE-GR/VESL 1/8X1/8 PK/10       
09920140GRAPHITE FERRULE 42008       
09920163RDCR- 42020 TBG 1/32 PORT SST    
09920183MALE UNION NUT (5/pk)      
0992018442020 FEMALE TEE       
09920220Nipple-hex 42008 NPT 1.4LG BRS     
09920234ADAPTER- MALE 42012 NPT 42012 TBG BRS   
09920301FERRULE-GR/VSPL 1/8X1/16 PK/10       
09920308RDCR-TBG PORT 42020 TB 42008     
09920379ADAPTER KIT 1/8X1/8 DRAM      
09920382FERRULE-FLNGLS 42020        
09920391us11
09920483CPRSN SPRING VD-101 1.431      
09920511FERRULE-TBG VESL PK/10       
09920513NUT-TBG 42020 FINGER TIGHT      
09920545NUT-TBG FLANGED 0.125 EK      
09920546NUT-TBG FLANGED 0.0625 EK      
099205542UM FILTER FRITS-QTY 10      
09920590ELB0W-MALE 45DEG 42008 NPT BRS     
09920593FERRULE-FRONT 42012 GRAPHITE 0.25 ins long    
09921003ORING 13/64OD X 5/64ID -1 ^    
09923027BUTYL GLOVES (SIZE 9)      
09923031Vial 4mL clear 15x45, 13-425ST 1 vial   
09923032SCREW Cap- 13-425 PLASTIC BLACK 1pc    
09923037Red/Red 1.14 mm i.d. PVC Solva pkg. 12  
09923219FLUSH/SAMPLING SYRINGE 2500UL       
09923270SAMPLING SYRINGE 250 UL      
09923304SAMPLING SYRINGE 50UL       
09923305SAMPLING SYRINGE 100UL       
09923306SAMPLING SYRINGE 500UL       
09923307SAMPLING SYRINGE 1000UL       
09923405INLINE HPLC FILTER-2UM       
09923448Purple/White 2.79 mm i.d. Silicone pkg.6    
09923454FILTER DRYER REPL CARTRIDGE - HAMMOND    
09923492VAC PUMP OIL-EDWARDS 45      
09923504ABSORBENT ALUMINA BEADS       
09923536Yellow/Blue 1.52 mm i.d. PVC pkg. 12   
099261260RING-METRIC 5ID 1.2WD       
09931057AxION DSA Install and Maint Guide    
09931071H2 Kit for TMX HS Install Inst   
09935260MANUAL, AS-800 AUTOSAMPLER       
09935262DOC.AAWL.Troubleshooting
09936335GUIDE-WINLAB 32 SOFTWARE       
09936397INSTALATION-ICP WINLAB NT.       
09936414GUIDE-WINLAB 32 DATA MANAGER S/W.     
09936700HARDWARE GUIDE-ASD        
09936868Chromera Install Sheet       
09936885TURBOMATRIX 8260B APPLICATION NOTE      
09936886BLOOD ALCOHOL BY HS-GC FAR     
09936887OVI IN PHARMACEUTICALS BY HS-GC FAR    
09936888MEDICAL MATERIALS BY HS-GCMS FAR     
09940294TYRAP 11 42006 LG      
09985715POLYETH.TUBING.250 X 0.125 ID      
099857352.79 mm i.d. Solva Tubing     
09989859NYLON STANDOFF 42008 DIA 42067 LO ^   
09991683FUSE- METRIC SLOW BLOW 8A 250V    
09998164CKT BREAKER SERIES 15A 250VAC     
10070900VESL ROTOR SEAL FOR 8125 P/N 8125-038   
1008260020-UL LOOP FOR 8125 INJECTOR     
201433008125 SAMPLE LOOP 5UL      
25000376ADAPTOR-LOW DEAD VOL (VALCO)      
29000286LAMP ADAPTOR (PHASE 1 MONO ONLY)    
37000072WINDOW - UV       
40026400#NAME?
41000013100UL LOOP RH8125 INJECTOR #7755-024     
05086220White Plastic Cap Storage Tray     
5100063410CM NACL GAS CELL      
51000635NAC1 WINDOWS FOR GAS CELL PK/2    
5100063610CM KBR GAS CELL      
51000637KBR WINDOWS FOR GAS CELL PK/2    
5100063810CM CAF2 GAS CELL      
51000639CAF2 WINDOWS FOR GAS CELL PK/2    
51000817UNIVERSAL 10CM GAS CELL MOUNT     
51001131SYRINGE HOLDER        
510011350.05MM ROUND TEFLON SPACERS PK/5     
510011370.10MM ROUND TEFLON SPACERS PK/5     
510011400.20MM ROUND TEFLON SPACERS PK/3     
510011410.50MM ROUND TEFLON SPACERS PK/3     
51001143CIRCULAR NEOPRENE GASKET PK/10      
5100114413 MM KBR DIE      
51001145VIBRATION MILL        
51001146STAINLESS STEEL CAPSULE SET      
51001147AGATE CAPSULE SET       
51001148PAR RINGS FOR KBR DIE PK/100    
51001149MICROFRAMES FOR KBR DIE PK/100   
L1003006GCCONSUMABLE KIT-GC ORINGS .009   PK/5
L1003008GCSVC KIT-GC ORINGS 011 VITON   PK/5.
L1003015GCGC TEFLON FERRULES PK/5.
L1003026GCGRAPHITE FERRULES (GVF16)   PK/5
L1003027GCGRAPHITE VESL FERRULE 0.5mm ID  PK/5
L1003028GCATD400 FERRULES VESL PK/5
L1003030GCGC TRAP FILTER DISCS,   PK/10
L4004442GC25MTR X 0.32MM, 1.0UM BP20 COLUMN
L4070207GCDIFFUSION CAPS PK/10
L4070208GCDIFFUSION CAP & MEMBRANE ASSY PK/10
L4070333GCANALYTICAL END CAP (INNER)
L4070334GCANALYTICAL END CAP (OUTER)
L4071029GCN CLIP
L4071030GCStainless Steel TD Tube, Empty (pc)^
L4071034GCRETAINER (100 MESH) PK/100
L4071123GCGAUZE RETAINING SPRING Pack/50=1
L4071151GCPLUNGER (GAUZE LOADING RIG)
L4071387GC120 MESH GAUZES (ANAL.END CAP)
L4071438GCRETAINING SLEEVE(INST.SEAL)
L4071594GCEMPTY GLASS TUBES  ATD PK/10
L4131496GCINJECTOR MOUNTING BLOCK
L4131586GCTEST MIX FPD
L4270123GCTUBE ASSY PK/10
L4270124GCEMPTY GLASS TUBE ASSY PK/10
L4270125GCTUBE ASSY EMPTY-GLT PK/10
L4270127GCTUBE ASSY EMPTY PK/50
L4270128GCTUBE ASSY-NO CAPS-EMPTY PK/10
L4270129GCTUBE ASSY-NO CAPS-EMPTY PK/100
L4271106GCTUBE-ATD400 TRAP
L4271187GCTUBE-ATD400 GRAPHITE FERRULE (PACK OF 2)
L4271240GCSPRING-ATD400 CLAMP
L4271302GCTRAP TUBE FERRULE PTFE
L4275009GCNUT-ATD400 TRAP TUBE
L4275089GCATD 400 TENAX TA 60/80 STD TRAP^
L4275107GCEMPTY NARROW-END COLD TRAP TUBE
L4275108GCNARROW-END COLD TRAP FOR OZONE PRECURSO
L4275110GCFERRULES FOR PTFE COLD TRAP PK/10
L4831404GCCAPILLARY TEST COLUMN
M0410022GCHS 110 MAGAZINE.
N1010070GCBUTYL SEPTA KIT-PRE-ASSEMBLED (PKG 1000)
N1011210GCBOOK STATIC HEADSPACE GC
N1011445GCZERO VOLUME LINER FOR THE AUTOSYSTEM XL
N1011446GCZERO VOLUME INSERT FOR THE AUTOSYSTEM XL
N1010070GCBUTYL SEPTA KIT-PRE-ASSEMBLED (PKG 1000)
N1011210GCBOOK STATIC HEADSPACE GC
N1011445GCZERO VOLUME LINER FOR THE AUTOSYSTEM XL
N1011446GCZERO VOLUME INSERT FOR THE AUTOSYSTEM XL
N6001057GCSEPTUM CAP INJ
N6002015GCPTV LINER REMOVER
N6002017GCLINER-PTV INJECTOR GLASS
N6002036GCLINER PTV INJECTOR
N6002037GCGRAPHITE PTV FERRULE PK/10
N6002096GCLINER-PTV PACKED
N6002111GCHS100 TEST MIX
N6002181GCNEEDLE AI-1 5UL
N6002195GCPACKING SYRINGE VALVE AI-1
N6002213GCSPARE PACKING   0.47MM NEEDLE
N6002218GCSPARE 0.47MM OD SYRINGE NEEDLE
N6100059GCSENSOR ASSY-9000 OVEN
N6100132GCANODE ASSY-9000 ECD
N6100140GCTCD ASSY - 9000 230V
N6100342GCRESTRICTOR ASSY-AXSL PREVENT
N6100354GCFID ASSY-ASXL 120V
N6100355GCFID ASSY-ASXL 230V
N6100364GCBRAZE ASSY-ASXL FID BODY
N6100430GCNOZZLE ASSY-ASXL FID
N6100447GCCONSUMABLES KIT-GCMS W/PSS INJECTOR
N6100448GCCONSUMABLES KIT-GCMS W/CAP INJECTOR
N6100562GCCAP ASSY-GC INJ ADAPTOR
N6101048GCREPL PACKED COLUMN INJ LINER
N6101052GC4 MM SP/SPL 6.2x92.1 GLASS INJ LINER
N6101251GCSYRINGE-9000 5.0UL .63NDL
N6101252GCSYRINGE-9000 0.5UL .63NDL
N6101253GCSYRING-9000 0.5UL .47NDL
N6101276GCMOLDING 9000-VIAL DIFFUSER
N6101372GC2 MM SP/SPL GLASS LINER
N6101375GCGLASS WIDE BORE LINER
N6101378GCO-RING GRAPHITE FOR GLASS LINER PK5
N6101380GC5.0UL REPL A/S SYRINGE(0.47MM)
N6101390GCSYRINGE-9000 5.0UL .63NDL DYNA
N6101469GCNEEDLE-9000 SYRINGE REPL .63MM
N6101470GCNEEDLE-9000 SYRINGE REPL .47MM
N6101539GCPSS ON-COLUMN INJECTOR LINER
N6101703GCPOC HOUR GLASS INJ LINER
N6101747GCORING VITON  PK/10
N6101748GCPKI GREEN INJ PORT SEPTA PK/6
N6101751GCRING-9000 GRAPHITE SEALING PK/5
N6101760GCSYRINGE-50UL AUTOSAMP-.63 NDL
N6101798GCCap - GC Injector Adapter (Titanium)
N6101799GCCap - GC Injector Adapter (Gold Plated)
N6102354GCWOOL QUARTZ 5GMS
N6102357GCTUBE-9000 HALOGEN REACTOR
N6103079GCRING-ASXL SUPP PREVENT TEE
N6103080GCTUBING-ASXL PREVENT INJ .06MM
N6103082GCCONNECTOR ASXL PREVENT 1 r pack
N6103196GC#ROTECT REPLACEMENT COLUMN
N6103220GCKIT-ASXL 0 RING PACK N0 002
N6103221GCKIT-ASXL 0RING PACK N0 004
N6103240GCSYRINGE-5UL 0.63MM OD 5PK BLUE
N6103241GCSYRINGE-5UL 0.063MM OD 10PK BLUE
N6103242GCSYRINGE-0.5UL LOW INJ VOL 0.63MM OD 5PK
N6103243GCSYRINGE-0.5UL LOW INJ VOL 0.63MM 0D 10PK
N6107033GCCOLUMN SET-RGA  w/H2 CHANNEL
N6107035GCCOLUMN SET MODEL 1315
N6107040GCCOLUMN SET MODEL 2000
N6107052GCCOLUMN SET MODEL 2003
N6107053GCCOLUMN SET-MODEL 2103
N6107070GCCOLUMN SET MODEL 4001
N6107073GCCOLUMN SET MODEL 4004
N6107075GCCOLUMN SET MODEL 4020
N6107076GCCOLUMN SET MODEL 4022
N6107188GCCOL-DIS CAP 10MX 0.53MM X 2.65UM^
N6107189GCCOL-SIM DIS PKG 2FTX1/8 IN 7.5% UCW98
N6107191GCCOL-HI TEMP SIM DIS PKD 0.15UM
N6107198GCSTD-RGA CAL BLEND W/SYRINGE ADAPTER
N6107199GCSTD-RGA CAL BLEND W/O ADAPTER
N6107200GCSTD-NGA CAL BLEND W/SYRINGE ADAPTER
N6107202GCSTD-D2887 REF GAS OIL (6X1ML)
N6107203GCSTD-D2887 CAL BLEND C6/C44 (6X1ML)
N6107204GCSTD-D3710 RETENTION TIME (6X1ML)
N6107205GCSTD-D3710 RESPONS FACTOR (6X1ML)
N6107206GCSTD-POLYWAX 655 SOLID
N6107207GCSTD-CRUDE OIL INTERNAL STD (25ML)
N6107208GCCOL-MODEL 4025/4029 SULFUR
N6107218GCCOL-4013 ASTM 3606
N6107219GCCOL-4014 ASTM D3606 (EPA)
N6107220GCCOL-4050 DHA TUNED W CONDITIONS
N6107221GCCOL-4016 LIGHT GASES
N6107222GCCOL-4017 LIGHT GASES/HYDROGEN CHNL
N6107314GCFerrule, Vesl 1/16x 0.052id"
N6107315GCFerrule, Vesl 1/8 (10)"
N6107318GCFerrule, Large Ceramic probe
N6107319GCFerrule, 1/4" N6107356"
N6107361GCTUBE-RMEATION DMS
N6107367GCLINER-LARGE VOL INJ PSS INJECTOR (PKG5)
N6107380GCCOL SET-HYDROCARBON RGA (TESTED)
N6107393GCSTANDARD SET-ASTM 5580 AROMATICS
N6107610GCCONTROLLER-SCD FLOW AIR OR HYD
N6107714GCFERRULE-MXT 0.32MM COLUMN (10 PK)
N6107740GCGETTER ASSEMBLY-REPLACEMENT
N6120100GCPACKED INJECTOR STARTER KIT
N6120101GCCAPILLARY INJECTOR STARTER KIT
N6120102GCPSS Injector Starter Kit
N6120105GCAUTOSAMPLER STARTER KIT
N6120111GCAdaptor HS 10ML Vial N6101814 pk10
N6121000GCQUARTZ PACKED INJECTOR LINER
N6121001GC4MM QUARTZ SP/SPL LINER
N6121002GCLiner CAP QUARTZ SP/SPL 2x6.2x92.1
N6121003GCQUARTZ WIDE BORE GLASS LINER
N6121004GC2MM QUARTZ PSS LINER 2x4x86.2
N6121006GC1MM QUARTZ PSS LINER 1mmx4x86.2
N6121008GCInlet liner split Deactwool 2x4x86.2 1pk
N6121009GCPSS Quart split Deactwool 2x4x86.2 5pk
N6121010GCCAP Quart split Deactwool 4x6.2x92.1 1pk
N6121011GCCAP Quart split Deactwool 4x6.2x92.1 5pk
N6121020GCGC LINER DEACT 4MM SPLIT W/WOOL PK/5
N6121021GCGC LINER DEACT 2MM SPLITLESS W/WOOL PK/5
N6121022GCGC LINER DEACT 4MM UNLINER W/WOOL PK/5
N6200119GCTURBOMATRIX ANALYTICAL CAPS PK/20
N6200150GCTRAP ASSEMBLY-CARBOTRAP C
N6212351GCOIL ITD VACUUM PUMP 1 LITER
N6212408GCALUMINUM OXIDE SAMPLE ITD
N6300155GCMETHYL SILICONE COLUMN FOR TO13
N6301054GCS/STEEL RETAINING SPRING F/TRAP PK5=1
N6351019GCANTIFOAM AGENT-ANTIFOAM 1520 10ML
N6351020GCSPARGER KIT-5ML FRITTED
N6351021GCSPARGER KIT-25ML FRITTED
N6351022GCSPARGER KIT-5ML FRITLESS
N6351023GCSPAREGER KIT-25ML FRITLESS
N6351024GCSPARGER KIT-5ML NEEDLE
N6351025GCSPARGER KIT 25ML NEEDLE
N6351044GCSTRAT-TRAP TEXAX
N6351045GCSTRAT-TRAP TENAX/SILICA GEL NO 2
N6351046GCSTRAT-TRAP OV1/TENAX/SILICA GEL CHAR NO3
N6351049GCSTRAT-TRAPCARBO B/CARBO S NO 8
N6351050GCSTRAT-TRAP VOCARB 4000
N6351052GCSTRAT-TRAP BTEX PLUS MTBE
N6351053GCSTRAT-TRAP NO 9 (U SHAD)
N6351054GCSTRAT-TRAP TENAX/SIL GEL/CARBO SIEVE III
N6351058GCSPARGER 25ML FRIT W/ARM (GLASSWARE ONLY)
N6352023GCSparger kit, 5ml fritless w/ side-arm, f
N6352024GCSPARGER KIT-2/3/31XX/HP7695 5ML FRTL/ARM
N6352025GCSparger kit, 25ml fritless w/ side-arm,
N6352026GCSparger kit, 25 ml frit w/ side-arm, Vel
N6352027GCSparger kit, 5 ml frit w/ side-arm, Velo
N6352028GCSparger kit, 5 ml fritless w/ side-arm,
N6352029GCSparger kit, 25 ml fritless w/ side-arm,
N6352030GCVIAL KT-40mL PRE-CLEAN CLR (72CAP/SEPTA)
N6352031GCVIAL KT-40mL PRE-CLEAN AMBR(72 CAP/SPTA)
N6352032GCSEPTA 22mL-.125 TEFLON SILICONE(PKG 72)
N6352033GCSCREW CAP FOR 24mL VIAL (PKG 24)
N6352035GCINSTALL KIT-GC600 PAL/PALXT
N6353016GC5 ml sample loop, Teflon, AQUATek 70
N6353017GC25 ml sample loop,Teflon,  AQUATek 70
N6353018GC20 ml sample loop, Teflon, AQUATek 70
N6353019GCek tubing kit, 5 ml loop, AQUATek 70
N6353020GCek tubing kit, 10 ml loop, AQUATek 70
N6353021GCek tubing kit, 20 ml loop, AQUATek 70
N6353022GCek tubing kit, 25 ml loop, AQUATek  70
N6353023GC10 ml sample loop, Teflon, AQUATek 70
 

色譜耗材總代理|美國石墨墊圈及相關耗材

美國捕集阱接頭和配件
石墨管壓環(huán)|美國石墨壓環(huán)
      2        L4271187 
SilTiteTM壓環(huán) (氣相色譜/質譜)0.4mm 10                N9306093 
SilTiteTM壓環(huán) (氣相色譜/質譜)0.5mm 10               N9306094 
SilTiteTM壓環(huán) (氣相色譜/質譜)0.8mm 10                N9306095 
SilTiteTM螺母                     5                 N9306096
聚四氟乙烯密封圈                 10                L4275110 

ATD 400用石墨/Vesl.壓環(huán)    5               L1003027 
ATD 400用Valco.石墨/Vesl.壓環(huán)    5                L1003028
捕集阱濾盤                                        L1003030
捕集阱包裝盤                    20                 L4271290
捕集阱包裝止動彈簧                 5                 N6301054
石英棉 (未處理)                    5g                N6102354
冷捕集阱安裝工具                                       L4271203
冷捕集阱拆卸工具                                     L4271205
氣體調節(jié)器0–60psig                                   N6101474 
ATD 400用反吹噴嘴                                  L4275072 
ATD 400用注射器附件內標                              L4270010 
ATD 400用液氮附件                                 L4270009
紗布載入裝備                                        L4070023
紗布載入裝備用可更換塑料柱塞                          L4071151

L4275108    GC    NARROW-END COLD TRAP FOR OZONE PRECURSO
L4275110    GC    "FERRULES FOR PTFE COLD TRAP    PK/10"
L4831404    GC    CAPILLARY TEST COLUMN
M0410022    GC    HS 110 MAGAZINE.
N1010070    GC    BUTYL SEPTA KIT-PRE-ASSEMBLED (PKG 1000)
N1011210    GC    BOOK STATIC HEADSPACE GC
N1011445    GC    ZERO VOLUME LINER FOR THE AUTOSYSTEM XL
N1011446    GC    ZERO VOLUME INSERT FOR THE AUTOSYSTEM XL
N1010070    GC    BUTYL SEPTA KIT-PRE-ASSEMBLED (PKG 1000)
N1011210    GC    BOOK STATIC HEADSPACE GC
N1011445    GC    ZERO VOLUME LINER FOR THE AUTOSYSTEM XL
N1011446    GC    ZERO VOLUME INSERT FOR THE AUTOSYSTEM XL
N6001057    GC    SEPTUM CAP INJ
N6002015    GC    PTV LINER REMOVER
N6002017    GC    LINER-PTV INJECTOR GLASS
N6002036    GC    LINER PTV INJECTOR
N6002037    GC    "GRAPHITE PTV FERRULE    PK/10"

具體詳情,原裝產品,。


留言框

  • 產品:

  • 您的單位:

  • 您的姓名:

  • 聯系電話:

  • 常用郵箱:

  • 省份:

  • 詳細地址:

  • 補充說明:

  • 驗證碼:

    請輸入計算結果(填寫阿拉伯數字),如:三加四=7
Contact Us
  • 聯系QQ:627718824
  • 聯系郵箱:ch@shengbinyq.com
  • 傳真:021-54161159
  • 聯系地址:上海市閔行區(qū)滬光東路88號203-205室

掃一掃  微信咨詢

©2024 圣賓儀器科技(上海)有限公司 版權所有  備案號:滬ICP備17010456號-1  技術支持:化工儀器網    GoogleSitemap    總訪問量:464204 管理登陸