久久亚洲精品成人777-91大神在线播放精品-欧美国产一区二区三区四区-久久久久亚洲av网电影-国产视频一区二区三区免费在线播放-熟妇人妻系列av一二区-日韩美女极品销魂视频-欧美日韩你懂的在线播放-超碰97人人做人人爱亚洲尤物,国产又黄又高潮的视频,国产av第一区第二区,国产乱老熟视频乱老熟女9

您好!歡迎訪問(wèn)上海艾研生物科技有限公司網(wǎng)站!
全國(guó)服務(wù)咨詢熱線:

13918425787

當(dāng)前位置:首頁(yè) > 產(chǎn)品中心 > 英國(guó)WHATMAN濾紙濾膜 > WHATMAN針頭濾器 > WHATMAN PTFE針頭濾器6784-2504 6784-1302

WHATMAN PTFE針頭濾器6784-2504 6784-1302

簡(jiǎn)要描述:Puradisc 2525 mm diameteWHATMAN PTFE針頭濾器6784-2504 6784-1302r syringe
filter Sample volume up to 100 ml Low hold-up volumes for maximum sample
recovery Glass microfiber option available

  • 產(chǎn)品型號(hào):
  • 廠商性質(zhì):代理商
  • 更新時(shí)間:2024-08-17
  • 訪  問(wèn)  量:2207

詳細(xì)介紹

品牌Whatman/英國(guó)

WHATMAN PTFE針頭濾器6784-2504 6784-1302

WHATMAN PTFE針頭濾器6784-2504Puradisc 25 
WHATMAN PTFE針頭濾器6784-2504 6784-1302Puradisc? syringe filters combine premium 
quality and economy. They are ideal for the quick, efficient filtration of 
samples up to 100 ml volume.
Puradisc filters are produced from pigment-free polypropylene or polycarbonate 
with standard inlet (female luer lock) and outlet (male luer) connections 
(unless otherwise stated). Options include a sterile, medical-grade blister pack 
for critical applications and a special tube tip outlet that allows the sample 
to be accuray dispensed into a micro-vial, eliminating air lock.
Features and benefits
  Pigment-free polypropylene (polycarbonate for Puradisc 30 and Aqua 30)
  Standard inlet and outlet luer connectors
  Optional sterile, medical-grade blister pack
  Tube-tip format (optional) for accurate dispensing into a micro-vial
  Choice of membrane or glass microfiber filter media
  Choice of filter sizes (4 mm, 13 mm or 30 mm) to minimize sample loss
  Sterile option for critical applications
  Wide range of membranes

Puradisc 4 Syringe FiltersPuradisc 4
Features 
  4 mm diameter syringe filter
  Sample volume up to 2 ml
  Low hold-up volume < 10 μl ensures maximum sample recovery
  Tube-tip format (optional)
Applications
  HPLC samples containing low solid content – filtration will improve column 
life
  CE (Capillary Electrophoresis) samples – filtration will eliminate spurious 
  peaks
  Sterile filtration of low volume samples
  UV/Vis samples – filter directly into cuvette using tube tip
  Refractometry – filter samples to prevent damage to instrument optics and 
  improve accuracy of results
  Minimizing non-specific binding to membrane (due to small membrane size)

Puradisc 13 Syringe Filters
with Tube TipPuradisc 13
Features 
  13 mm diameter syringe filter
  Sample volume up to 10 ml
  Low hold-up volume < 25 μl ensures maximum sample recovery
  Glass microfiber option available
  Tube-tip format (optional)
Applications 
  Biological sample preparation
  HPLC sample preparation

Puradisc 25 Syringe FiltersPuradisc 25
Features 
  25 mm diameter syringe filter
  Sample volume up to 100 ml
  Low hold-up volumes for maximum sample recovery
  Glass microfiber option available
Applications 
  HPLC aqueous sample preparation
  Biological sample preparation
  Buffer solutions
  Salt solutions
  Tissue culture media
  Irrigation solutions
  Sterile isolation
 
 

Puradisc 30 Syringe FilterPuradisc 30
Features 
  30 mm diameter
  Larger filtration area (44% greater in comparison with 25 mm)
  Designed for aqueous samples
Applications 
  Filtration of protein-containing solutions with minimal protein loss (CA 
  membrane)embrane)
  Removal of cellular constituents from solution
 
Puradisc Aqua 30 
Specifically designed for filtration of environmental samples prior to COD and 
DOC analysis. The membranes used in these devices are prewashed prior to 
assembly so as to reduce the organic carbon level.
      Typical Data - Puradisc Syringe Filters Filters
       Puradisc 4Puradisc 13Puradisc 25Puradisc 30/Aqua 30
      HousingPolypropylenePolypropylenePolypropylenePolycarbonate
      Filtration area0.2 cm21.3 cm24.2 cm25.7 cm2
      Maximum pressure5.2 bar (75 psi)5.2 bar (75 psi)5.2 bar (75 psi)6.9 bar 
      (100 psi)
      Volume 'Hold Up' full housing
      with air purge< 10 μl< 25 μl< 100 μl< 50 μl
      Dimensionsmensions10.1 x 23.5 mm16.3 x 19.8 mm22.9 x 28.4 mm26 x 34 mm
      Weight0.55 g0.95 g2.7 g4.7 g
      Volume throughputup to 2 mlup to 10 mlup to 100 mlup to 100 ml
      Inlet connectionFemale luer lockuer lockFemale luer lockFemale luer 
      lockFemale luer lock
      Outlet connectionMale luerale luerMale luerMale luerMale luer
      SterlizationAutoclave at 121oC (131oC max)Autoclave at 121oC (131oC 
      max)Autoclave at 121oC (131oC max)Autoclave at 121oC (131oC max)


      Ordering Information - Puradisc Syringe Filters
      Catalog NumberDescription
      6786-0402Puradisc 4 Syringe Filter, sterile, 0.2 μm, nylon, 50/pk
      6789-0402Puradisc 4 Syringe Filter, 0.2 μm, nylon, 100/pk
      6790-0402Puradisc 4 Syringe Filter, 0.2 μm, nylon, 500/pk
      6789-0404Puradisc 4 Syringe Filter, 0.45 μm, nylon, 100/pk
      6790-0404Puradisc 4 Syringe Filter, 0.45 μm, nylon, 500/pk
      6777-0402Puradisc 4 Syringe Filter, with tube tip, 0.2 μm, PVDF, 50/pk
      6791-0402Puradisc 4 Syringe Filter, sterile 0.2 μm, PVDF, 50/pk
      6779-0402Puradisc 4 Syringe Filter, 0.2 μm, PVDF, 100/pk
      6792-0402Puradisc 4 Syringe Filter, 0.2 μm, PVDF, 500/pk
      6777-0404Puradisc 4 Syringe Filter, with tube tip, 0.45 μm, PVDF, 50/pk
      6779-0404Puradisc 4 Syringe Filter, 0.45 μm, PVDF, 100/pk
      6792-0404Puradisc 4 Syringe Filter, 0.45 μm, PVDF, 500/pk
      6784-0402Puradisc 4 Syringe Filter, 0.2 μm, PTFE, 100/pk
      6783-0402Puradisc 4 Syringe Filter, 0.2 μm, PTFE, 500/pk
      6784-0404Puradisc 4 Syringe Filter, 0.45 μm, PTFE, 100/pk
      6783-0404Puradisc 4 Syringe Filter, 0.45 μm, PTFE, 500/pk
      6760-1302Puradisc 13 Syringe Filter, with tube tip, 0.2 μm, PVDF, 500pk
      6760-1304Puradisc 13 Syringe Filter, with tube tip, 0.45 μm, PVDF, 500pk
      6763-1304Puradisc 13 Syringe Filter, 0.45 μm, cellulose acetate, 2000/pk
      6765-1302Puradisc 13 Syringe Filter, 0.2 μm, PVDF, 2000/pk
      6765-1304Puradisc 13 Syringe Filter, 0.45 μm, PVDF, 2000/pk
      6766-1302Puradisc 13 Syringe Filter, 0.2 μm, PTFE, 2000/pk
      6766-1304Puradisc 13 Syringe Filter, 0.45 μm, PTFE, 2000/pk
      6768-1302Puradisc 13 Syringe Filter, 0.2 μm, nylon, 2000/pk
      6768-1304Puradisc 13 Syringe Filter, 0.45 μm, nylon, 2000/pk
      6771-1304Puradisc 13 Syringe Filter, 0.45 μm, cellulose acetate, 100/pk
      6775-1302Puradisc 13 Syringe Filter, with tube tip, 0.2 μm, PTFE, 50/pk
      6775-1304Puradisc 13 Syringe Filter, with tube tip, 0.45 μm, PTFE, 50/pk
      6777-1302Puradisc 13 Syringe Filter, with tube tip, 0.2 μm, PVDF, 50/pk
      6777-1304Puradisc 13 Syringe Filter, with tube tip, 0.45 μm, PVDF, 50/pk
      6778-1302Puradisc 13 Syringe Filter, with tube tip, 0.2 μm, PVDF, 50/pk
      6779-1302Puradisc 13 Syringe Filter, 0.2 μm, PVDF, 100/pk
      6779-1304Puradisc 13 Syringe Filter, 0.45 μm, PVDF, 100/pk
      6780-1302Puradisc 13 Syringe Filter, sterile, 0.2 μm, polyethersulfone, 
      50/pk
      6780-1304Puradisc 13 Syringe Filter, sterile, 0.45 μm, polyethersulfone, 
      50/pk
      6781-1304Puradisc 13 Syringe Filter, 0.45 μm, polyethersulfone, 500/pk
      6782-1302Puradisc 13 Syringe Filter, 0.2 μm, polyethersulfone, 100/pk
      6782-1304Puradisc 13 Syringe Filter, 0.45 μm, polyethersulfone, 100/pk
      6783-1302Puradisc 13 Syringe Filter, 0.2 μm, PTFE, 500/pk
      6783-1304Puradisc 13 Syringe Filter, 0.45 μm, PTFE, 500/pk
      6784-1301Puradisc 13 Syringe Filter, 0.1 μm, PTFE, 100/pk
      6784-1302Puradisc 13 Syringe Filter, 0.2 μm, PTFE, 100/pk
      6784-1304Puradisc 13 Syringe Filter, 0.45 μm, PTFE, 100/pk
      6784-1310Puradisc 13 Syringe Filter, 1.0 μm, PTFE, 100/pk
      6784-1350Puradisc 13 Syringe Filter, 5.0 μm, PTFE, 100/pk
      6785-1302Puradisc 13 Syringe Filter, 0.2 μm, polypropylene, 500/pk
      6785-1304Puradisc 13 Syringe Filter, 0.45 μm, polypropylene, 500/pk
      6786-1301Puradisc 13 Syringe Filter, sterile 0.1 μm, nylon, 50/pk
      6786-1302Puradisc 13 Syringe Filter, sterile 0. 2μm, nylon, 50/pk
      6788-1302Puradisc 13 Syringe Filter, 0.2 μm, polypropylene, 100/pk
      6788-1304Puradisc 13 Syringe Filter, 0.45 μm, polypropylene, 100/pk
      6789-1301Puradisc 13 Syringe Filter, 0.1 μm, nylon, 100/pk
      6789-1302Puradisc 13 Syringe Filter, 0.2 μm, nylon, 100/pk
      6790-1302Puradisc 13 Syringe Filter, 0.2 μm, nylon, 500/pk
      6789-1304Puradisc 13 Syringe Filter, 0.45 μm, nylon, 100/pk
      6790-1304Puradisc 13 Syringe Filter, 0.45 μm, nylon, 500/pk
      6791-1302Puradisc 13 Syringe Filter, sterile 0.2 μm, PVDF, 50/pk
      6791-1304Puradisc 13 Syringe Filter, sterile 0.45 μm, PVDF, 50/pk
      6792-1302Puradisc 13 Syringe Filter, 0.2 μm, PVDF, 500/pk
      6792-1304Puradisc 13 Syringe Filter, 0.45 μm, PVDF, 500/pk
      6796-1304Puradisc 13 Syringe Filter, with tube tip, 0.45 μm, PVDF, 100/pk
      6806-1316Puradisc 13 Syringe Filter, 1.6 μm, GF/A, 500/pk
      6816-1315Puradisc 13 Syringe Filter, 1.5 μm, 934-AH, 2000/pk
      6818-1304Puradisc 13 Syringe Filter, 0.45 μm, GMF, 500/pk
      6820-1316Puradisc 13 Syringe Filter, 1.6 μm, GF/A, 100/pk
      6821-1310Puradisc 13 Syringe Filter, 1.0 μm, GF/B, 100/pk
      6822-1312Puradisc 13 Syringe Filter, 1.2 μm, GF/C, 100/pk
      6823-1327Puradisc 13 Syringe Filter, 2.7 μm, GF/D, 100/pk
      6825-1307Puradisc 13 Syringe Filter, 0.7 μm, GF/F, 100/pk
      6827-1315Puradisc 13 Syringe Filter, 1.5 μm, 934-AH, 100/pk
      10462945Puradisc FP 13 Syringe Filter, 0.2 μm, RC, sterile, 50/pk
      10462940Puradisc FP 13 Syringe Filter, 0.2 μm, RC, sterile with mini-tip, 
      50/pk
      6746-2502Puradisc 25 Syringe Filter, 0.2 μm, PVDF, 50pk
      6746-2504Puradisc 25 Syringe Filter, 0.45 μm, PVDF, 50pk
      6747-2502Puradisc 25 Syringe Filter, 0.2 μm, PVDF, 200/pk
      6747-2504Puradisc 25 Syringe Filter, 0.45 μm, PVDF, 200/pk
      6749-2504Puradisc 25 Syringe Filter, 0.45 μm, PVDF, 1000pk
      6750-2502Puradisc 25 Syringe Filter, 0.2 μm, nylon, 50/pk
      6750-2504Puradisc 25 Syringe Filter, 0.45 μm, nylon, 50/pk
      6750-2510Puradisc 25 Syringe Filter, 1.0 μm, nylon, 50/pk
      6751-2502Puradisc 25 Syringe Filter, 0.2 μm, nylon, 200/pk
      6751-2504Puradisc 25 Syringe Filter, 0.45 μm, nylon, 200/pk
      6751-2510Puradisc 25 Syringe Filter, 1.0 μm, nylon, 200/pk
      6752-2504Puradisc 25 Syringe Filter, 0.45 μm, nylon, 500/pk
      6753-2502Puradisc 25 Syringe Filter, 0.2 μm, nylon, 1000/pk
      6753-2504Puradisc 25 Syringe Filter, 0.45 μm, nylon, 1000/pk
      6753-2510Puradisc 25 Syringe Filter, 1.0 μm, nylon, 1000/pk
      6759-2502Puradisc 25 Syringe Filter, 0.2 μm, PES, 300pk
      6759-2504Puradisc 25 Syringe Filter, 0.45 μm, PES, 300/pk
      6780-2502Puradisc 25 Syringe Filter, 0.2 μm, PES sterile, 50/pk
      6780-2504Puradisc 25 Syringe Filter, 0.45 μm, PES sterile, 50/pk
      6780-2510Puradisc 25 Syringe Filter, 1.0 μm, PES sterile, 50/pk
      6781-2502Puradisc 25 Syringe Filter, 0.2 μm, polyethersulfone, 200/pk
      6781-2504Puradisc 25 Syringe Filter, 0.45 μm, polyethersulfone, 200/pk
      6781-2510Puradisc 25 Syringe Filter, 1.0 μm, polyethersulfone, 200/pk
      6783-2510Puradisc 25 Syringe Filter, 1.0 μm, GD1, 100/pk
      6783-2520Puradisc 25 Syringe Filter, 2.0 μm, GD2, 100/pk
      6784-2501Puradisc 25 Syringe Filter, 0.1 μm, PTFE, 50/pk
      6784-2502Puradisc 25 Syringe Filter, 0.2 μm, PTFE, 50/pk
      6784-2504Puradisc 25 Syringe Filter, 0.45 μm, PTFE, 50/pk
      6784-2510Puradisc 25 Syringe Filter, 1.0 μm, PTFE, 50/pk
      6785-2502Puradisc 25 Syringe Filter, 0.2 μm, PTFE, 200/pk
      6785-2504Puradisc 25 Syringe Filter, 0.45 μm, PTFE, 200/pk
      6786-2502Puradisc 25 Syringe Filter, 0.2 μm, polypropylene, 50/pk
      6786-2504Puradisc 25 Syringe Filter, 0.45 μm, depth polypropylene, 50/pk
      6787-2520Puradisc 25 Syringe Filter, 0.7 μm, GF/F, 1000/pk
      6788-2502Puradisc 25 Syringe Filter, 0.2 μm, polypropylene, 200/pk
      6788-2504Puradisc 25 Syringe Filter, 0.45 μm, depth polypropylene, 200/pk
      6790-2502Puradisc 25 Syringe Filter, 0.2 μm, polypropylene, 1000/pk
      6790-2504Puradisc 25 Syringe Filter, 0.45 μm, depth polypropylene, 1000/pk
      6792-2510Puradisc 25 Syringe Filter, 1.0 μm, GD1, 1000/pk
      6794-2502Puradisc 25 Syringe Filter, 0.2 μm, polyethersulfone, 1000/pk
      6794-2504Puradisc 25 Syringe Filter, 0.45 μm, polyethersulfone, 1000/pk
      6794-2510Puradisc 25 Syringe Filter, 1.0 μm, polyethersulfone, 1000/pk
      6794-2512Puradisc 25 Syringe Filter, 0.2 μm, polyethersulfone, 1000/pk
      6794-2514Puradisc 25 Syringe Filter, 0.45 μm, polyethersulfone, 1000/pk
      6798-2501Puradisc 25 Syringe Filter, 0.1 μm, PTFE, 1000/pk
      6798-2502Puradisc 25 Syringe Filter, 0.2 μm, PTFE, 1000/pk
      6798-2504Puradisc 25 Syringe Filter, 0.45 μm, PTFE, 1000/pk
      6798-2510Puradisc 25 Syringe Filter, 1.0 μm, PTFE, 1000/pk
      6825-2517Puradisc 25 Syringe Filter, 0.7 μm, GF/F, 50/pk
      6825-2527Puradisc 25 Syringe Filter, 0.7 μm, GF/F, 200/pk
      10462000Puradisc 30 Syringe Filter, cellulose nitrate, 5.0 μm, sterile, 
      50/pk
      10462100Puradisc 30 Syringe Filter, cellulose acetate, 0.45 μm, sterile, 
      50/pk
      10462200Puradisc 30 Syringe Filter, cellulose acetate, 0.2 μm, sterile, 
      50/pk
      10462205Puradisc 30 Syringe Filter, cellulose acetate, 0.2 μm, luer-lock 
      outlet, sterile, 50/pk
      10462206Puradisc 30 Syringe Filter, cellulose acetate, 0.2 μm, luer-lock 
      outlet, 500/pk 
      10462240Puradisc 30 Syringe Filter, cellulose acetate, 0.8 μm, sterile, 
      50/pk
      10462241Puradisc 30 Syringe Filter, cellulose acetate, 0.8 μm, 50/pk
      10462243Puradisc 30 Syringe Filter, cellulose acetate, 0.8 μm, 500/pk
      10462260Puradisc 30 Syringe Filter, cellulose acetate 1.2 μm, sterile, 
      50/pk 
      10462261Puradisc 30 Syringe Filter, cellulose acetate, 1.2 μm, 50/pk
      10462263Puradisc 30 Syringe Filter, cellulose acetate, 1.2 μm, 500/pk
      10462500Puradisc 30 Syringe Filter, cellulose nitrate, 5.0 μm, 500/pk
      10462510Puradisc 30 Syringe Filter, cellulose nitrate, 5.0 μm, 100/pk
      10462520Puradisc 30 Syringe Filter, cellulose nitrate, 5.0 μm, 50/pk
      10462600Puradisc 30 Syringe Filter, cellulose acetate, 0.45 μm, 500/pk
      10462601Puradisc 30 Syringe Filter, cellulose acetate, 0.45 μm, 50/pk
      10462610Puradisc 30 Syringe Filter, cellulose acetate, 0.45 μm, 100/pk
      10462700Puradisc 30 Syringe Filter, cellulose acetate, 0.2 μm, 500/pk
      10462701Puradisc 30 Syringe Filter, cellulose acetate, 0.2 μm, 50/pk
      10462710Puradisc 30 Syringe Filter, cellulose acetate, 0.2 μm, 100/pk
      10462300Puradisc FP 30, PTFE, 0.2 μm, sterile, 50/pk
      10462800Puradisc FP 30, PTFE, 0.2 μm, 500/pk
      10462960Puradisc FP 30, RC, 0.2 μm, sterile, 50/pk
      10462950Puradisc FP 30, RC, 0.45 μm, sterile, 50/pk
      10462650Puradisc Aqua 30 Syringe Filter, cellulose acetate, 0.45 μm, 
500/pk
      10462655Puradisc Aqua 30 Syringe Filter, cellulose acetate, 0.45 μm, 
100/pk
      10462656Puradisc Aqua 30 Syringe Filter, cellulose acetate, 0.45 μm, 50/pk



GE Whatman濾紙濾膜產(chǎn)品一級(jí)代 理(一),其余目錄見(jiàn)下方

            WHATMAN離心超濾管 
            WHATMAN提取套管圓筒濾紙萃取套管 
            whatman 微生物檢測(cè)系統(tǒng) 
            WHATMAN擦鏡紙 
            WHATMAN盤(pán)式濾器 
            WHATMAN囊式濾器 
            WHATMAN針頭濾器 
            whatman定性濾紙 
            whatman定量濾紙 
            whatman玻璃纖維濾紙GF/A GF/B GF/C GF/D GF/F 
            whatman聚碳酸酯膜 
            whatman無(wú)機(jī)膜 
            whatman膜容器過(guò)濾器 
            whatman煙草檢測(cè)濾紙劍橋?yàn)V片 
            whatman PH試紙 
            DE-52纖維素 
            Whatman醋酸纖維素膜硝酸纖維素膜混酯膜再生纖維素膜 


產(chǎn)品咨詢

留言框

  • 產(chǎn)品:

  • 您的單位:

  • 您的姓名:

  • 聯(lián)系電話:

  • 常用郵箱:

  • 省份:

  • 詳細(xì)地址:

  • 補(bǔ)充說(shuō)明:

  • 驗(yàn)證碼:

    請(qǐng)輸入計(jì)算結(jié)果(填寫(xiě)阿拉伯?dāng)?shù)字),如:三加四=7
掃一掃,關(guān)注微信
地址:上海市浦東新區(qū)錦繡東路412弄28號(hào) 傳真:86-021-61924370
©2026 上海艾研生物科技有限公司 版權(quán)所有 All Rights Reserved.  備案號(hào):滬ICP備16048870號(hào)-1
巨乳日韩亚洲中文字幕-97久久久久久久久99久久久久-色午夜久久男操女-欧美一级黄色录像在线观看 日韩av在线www.-巨乳人妻日韩中文字幕-五月的婷婷六月得丁香-日韩 欧美 亚洲在线 | 日韩专区欧美专区第十页-91精品久久久久久婷婷高清-999精品视频免费观看-日韩三级小视频在线观看 | 久久99国产精品久久久久-人妻丰满熟姓av在线播放-久久久久亚洲欧美另类-日韩av中文字幕有码在线观看 | 成人国产av精品免费-久久久人妻五十路-99久久久国产精品免密臀-久久最新地址精品视频 | www国产精品久久久久久-国产乱子伦一区二区三在线-日韩精品欧美高清-嫩草伊人久久精品少妇蜜桃av | 久久国产中文字幕有码-91free香蕉久久蜜桃-不卡一区二区三区免费精品视频-九月婷婷精品综合网 | 久久未满十八1000部-亚洲国产精品视频在线-日韩av在线激情-天天干天天草天天日天天天射伊人 | 高清精品一区二区三区视频-婷婷激情久久久-51蜜桃传媒精品一区二区-亚洲国产欧美国产综合在线 | 亚洲乱熟女一区二区三区91-国产成人精品自拍小视频-91久久久美女激情-乱色熟女综合一区二区三区 亚洲av嫩草极品在线观看-91久久人人夜色一区二区精品-美女视频图片一区二区三区-都市激情 校园春色 中文字幕 | 狠狠人妻久久久久久综合蜜桃免费-久久久久久视频免费视频-欧美中文字幕精品成人-国产青娱乐在线视频 | 国产综合亚洲欧美日韩一区二区-日韩精品人妻中文字幕乱码-日韩av资源在线观看-国产精品久久久久久久懂色 | 97超碰在线中文字幕免费观看-日韩欧美黄色在线观看-亚洲熟女少妇乱综合图片区-日韩精品欧美一线 超碰人97在线观看-18禁看黄免费亚洲-伊人色综合久久天天伊人婷-亚洲乱女色熟一区二区三区 | eeuss鲁片一区二区三区-日韩久久久久精品无…-久久综合色中文字幕-久久综合九色综合网 | 少妇中文字幕伦理-青青在线精品2018国产-欧美日韩另类人妻中字-国产又大又硬又粗又长又黄视频 | 中文字幕一区二区三三-操日本老女人的逼-白木优子中文字幕在线-日韩亚洲免费视频 | 国产精品久久久久久久18禁-日韩 欧美 精品 国产-1区和2区3区免费视频-亚洲精品视频在线观看在线观看在线观看 | 国产精品久久久18禁成人-成人av婷婷一区二区三区-在线免费观看中文字幕第一页-91在线精品一区二区三区 | 亚洲一区二区视频网-嫩草av伊人如意久久-日韩av 一区二区三区四区-久久久中文字幕熟女人妻 | 五月婷婷丁香中文字幕-国产又粗又爽高潮呻吟-国产一区二区成人av在线播放-久久久久免费看少妇喷水大片 | 综合色区亚洲熟妇shxstz-日韩三级爱在线观看-中文字幕日韩人妻偷拍-国产av日韩精品久久久久久 | 国产一区二区三区四区美女-国产精品999久久久久-国产精品\久久av-国产色婷婷av麻豆天 | 人妻中文字幕乱码系列-懂色av一区二区三区网久久-亚洲欧洲日韩第一区-在线人成免费视频97国产 | 国产又黄又粗又猛大片-久久中文精品一区av-亚洲av国产视频-中文字幕在线制服丝袜 | 日韩欧美国产中文字幕一级片在线播放-一本色道久久综合亚洲精品蜜桃冫-国产精品久久久久电影网-日韩美在线视频观看 | 大香蕉大香蕉大香蕉大香蕉-99免费在线观看精品-成人激情在线观看91-激情五月天综合精品 | 粉嫩一区二区三区在线观看-成人亚洲一区二区三区在线观看-熟女网一区二区三区-日韩不卡一区二区三区四区五区 | 精品久久久久久亚洲国产300-99久久精品氩 99久久久蜜月-欧美一区二区三区四区在线看-久久日本久久网 | 激情久久av一区av二区三区-婷婷综合色婷婷-人妻精品一区二区三区久久-国产一区二区三区 91 | 国产又粗又长又大又黄又爽的视频-日韩爱爱特级视频中文字幕-国产综合精品91老熟女的胸胸-女同精品一区二区三区在线 | 人人妻人人澡人人爽人人欧美一区-97超精品在线观看-久久精品99国产精品日本-麻豆嘿咻免费视频 | 久久久久久久免费看片-欧美,日韩不卡视频在线观看-中文字幕日本免费精品-无套内射区二区 | 激情五月中文字幕在线-日韩精品人妻中文字幕不卡-国产资源在线播放6-精品久久中文字幕版 | 国产免费69成人精品视频-日本中文字幕一区二区三区高清-avi免费中文字幕-蜜桃臀久久久蜜桃臀 | 国产精品久久久久69粉嫩-熟女人妻精品一区二区三区四区-日本偷拍精品久久久-婷婷久久在线观看视频 | 亚洲成熟毛多妇女av毛片-久久免费视频777-91麻豆网址在线观看-欧洲亚洲精品视频在线观看 | 国产aⅴ性av色av-丰满人妻一区二区三区免费观看软件-亚洲国产精品久久国产精品99-欧美人妻天天爽夜夜爽 | 一本久道久久综合狠狠躁电影-亚洲国产高清av一级-亚洲av福利免费在线观看-日韩欧美一级大片色视频 | 国产成免费自拍视频-一区二区三区高清视频在线观看-超碰在线免费观看视频97-久久久久久久免费人妻 | 久久亚洲av西西人体-伊人久久av丝袜综合-久久久一区二区三区视频不卡-99国产精品视频久久久久 | 丁香六月六月婷婷-久久久久久成人免费看a-亚洲视频啪啪啪啪啪啪-久久久免费精品国产 | 日韩午夜看大片-密桃av中文字幕-乱丰满的岳伦,网站-精品人妻中文字幕欧美在线 |