成人做爰免费视频免费看_成人a级高清视频在线观看,成人a大片在线观看,成人a大片高清在线观看,成人av在线播放,一a一级片,一级黄 中国色 片,一级黄 色蝶 片,一级黄色 片生活片

官方微信|手機版

產品展廳

產品求購企業資訊會展

發布詢價單

化工儀器網>產品展廳>試劑標物>行業專用試劑>同位素試劑>CLM-10470-C VD? (cholecalciferol) 23,24,25,26,2...

分享
舉報 評價

CLM-10470-C VD? (cholecalciferol) 23,24,25,26,26-¹³C

參考價 ￥ 2500
訂貨量 ≥1件
具體成交價以合同協議為準
產品標簽

VD3內標同位素CIL

聯系我們時請說明是化工儀器網上看到的信息，謝謝!


熱耳（北京）科技有限公司是一家專業從事穩定性同位素產品的科技公司，是穩定性同位素廠商美國CIL穩定性同位素公司的中國總代理。能夠為您提供 專業的同位素產品，咨詢以及定制服務。
熱耳科技致力于為用戶提供氘代試劑，生物核磁同位素產品，質譜內標，代謝組學同位素試劑，蛋白質組學同位素試劑，環境標準品及內標，新生兒篩查內標，植物標記產品，同位素氣體及金屬同位素等。

穩定同位素標記產品，氨基酸，維生素，膽汁酸，激素，環境標準品，氘代試劑，同位素金屬，氣體，秸稈等

CAS 2483734-99-0 純度 98%
供貨周期 現貨 規格 0.1g
貨號 CLM-10470-C 應用領域 醫療衛生,食品/農產品,制藥/生物制藥
主要用途 維生素質譜定量

   熱耳科技（上海）有限公司是一家專業從事穩定性同位素產品的科技公司，是穩定性同位素廠商美國CIL穩定性同位素公司的中國總代理。能夠為您提供 專業的同位素產品，咨詢以及量身定制服務。

      熱耳科技致力于為用戶提供最準確的信息以及優質的服務；我們所涉及的產品包括核磁試劑，生物核磁產品，質譜內標，二噁英和呋喃產品，PCB標準品及內標，PBDE標準品及內標，新生兒篩查內標，代謝組學產品，GMP等級同位素標記物，同位素氣體及金屬同位素等等。

      熱耳科技秉承“真實，有效，經濟，可靠”的原則，竭誠為國內廣大用戶提供專業咨詢，穩定可靠的產品，以及快捷、優質、完善的技術支持服務.

更多維生素產品：

DLM-10219-0.00125-Hydroxyvitamin D? (26,26,26,27,27,27-D?, 96%) CP 95%
DLM-10379-0.001Vitamin K? (menaquinone MK-4) (5,6,7,8-D?, 2-methyl-D?, 98%) CP 95%
DLM-10379-PKVitamin K? (menaquinone MK-4) (5,6,7,8-D?, 2-methyl-D?, 98%) CP 95%
DLM-10380-0.001Vitamin K? (menaquinone MK-7) (5,6,7,8-D?, 2-methyl-D?, 98%) CP 95%
DLM-10380-PKVitamin K? (menaquinone MK-7) (5,6,7,8-D?, 2-methyl-D?, 98%) CP 95%
DLM-10381-0.001Vitamin K? (menaquinone MK-9) (5,6,7,8-D?, 2-methyl-D?, 98%) CP 95%
DLM-10381-PKVitamin K? (menaquinone MK-9) (5,6,7,8-D?, 2-methyl-D?, 98%) CP 95%
DLM-10382-0.001Vitamin K? 2,3-epoxide (menaquinone-4 2,3-epoxide) (5,6,7,8-D?, 2-methyl-D?, 98%) CP 95%
DLM-10382-PKVitamin K? 2,3-epoxide (menaquinone-4 2,3-epoxide) (5,6,7,8-D?, 2-methyl-D?, 98%) CP 95%
DLM-10475-CVitamin D? sulfate, sodium salt (6,19,19-D?, 98%) 100 µg/mL in ethanol, CP 97%
DLM-10478-CVitamin D? sulfate, sodium salt (6,19,19-D?, 98%) 100 µg/mL in ethanol, CP 97%
DLM-10611-C25-Hydroxyvitamin D? sulfate, sodium salt (6,19,19-D?,97%) 100 µg/mL in ethanol CP 97%
DLM-10749-CVitamin D? (cholecalciferol) (26,26,26,27,27,27-D?, 98%) 100 µg/mL in ethanol, CP 95%
DLM-10749-DVitamin D? (cholecalciferol) (26,26,26,27,27,27-D?, 98%) 1 mg/mL in ethanol, CP 95%
DLM-10782-C25-Hydroxyvitamin D? sulfate sodium salt (6,19,19-D?, 97%) 100 µg/mL in ethanol, CP 97%
DLM-10783-C25-Hydroxyvitamin D? sulfate sodium salt (26,26,26,27,27,27-D?, 98%) 100 µg/mL in ethanol, CP 97%
DLM-10912-PK3-??????-25-Hydroxyvitamin D? (26,26,26,27,27,27-D?, 96%) CP 95%
DLM-11047-0.001Vitamin E succinate (tocopherol succinate) (5-methyl-D?,7-methyl-D?, 98%) CP 95%
DLM-11047-0.002Vitamin E succinate (tocopherol succinate) (5-methyl-D?,7-methyl-D?, 98%) CP 95%
DLM-11047-PKVitamin E succinate (tocopherol succinate) (5-methyl-D?,7-methyl-D?, 98%) CP 95%
DLM-2244-0.001Vitamin A acetate 3-4% ?????? (10,19,19,19-D?, 96%)
DLM-2244-PKVitamin A acetate 3-4% ?????? (10,19,19,19-D?, 96%)
DLM-2872-5Nicotinic acid, ethyl ester (2,4,5,6-D?, 98%)
DLM-2872-PKNicotinic acid, ethyl ester (2,4,5,6-D?, 98%)
DLM-3828-PKVitamin A acetate 3-4% ?????? (19,19,19,20,20,20-D?, 96%)
DLM-4203-PKVitamin A acetate 3-4% ?????? (10,14,19,19,19,20,20,20-D?, 90%)
DLM-4578-0.005Vitamin B? (nicotinic acid) (D?, 98%)
DLM-4578-1Vitamin B? (nicotinic acid) (D?, 98%)
DLM-4578-PKVitamin B? (nicotinic acid) (D?, 98%)
DLM-4902-PKVitamin A palmitate (retinyl palmitate) all ??????????,<4% ?????? (10,19,19,19-D?, 96%) 50 ppm BHT
DLM-6883-0.1Vitamin B? (nicotinamide) (D?, 98%)
DLM-6883-0.5Vitamin B? (nicotinamide) (D?, 98%)
DLM-6883-PKVitamin B? (nicotinamide) (D?, 98%)
DLM-7702-0.001Vitamin K? (phylloquinone) (ring-D?, 98%)
DLM-7702-PKVitamin K? (phylloquinone) (ring-D?, 98%)
DLM-7708-0.00125-Hydroxyvitamin D? monohydrate (26,26,26,27,27,27-D?, 98%) CP 97%
DLM-7708-B25-Hydroxyvitamin D? monohydrate CP 97% (26,26,26,27,27,27-D?, 98%) 50 µg/mL in ethanol
DLM-7708-C25-Hydroxyvitamin D? monohydrate CP 97% (26,26,26,27,27,27-D?, 98%) 100 µg/mL in ethanol
DLM-7708-PK25-Hydroxyvitamin D? monohydrate (26,26,26,27,27,27-D?, 98%) CP 97%
DLM-7719-PKVitamin A aldehyde (retinal) (19,19,19,20,20,20-D?, 96%)
DLM-7720-0.001Vitamin A acid (retinoic acid) (19,19,19,20,20,20-D?, 96%)
DLM-7720-PKVitamin A acid (retinoic acid) (19,19,19,20,20,20-D?, 96%)
DLM-8113-0.001Vitamin A (retinol) (19,19,19,20,20,20-D?, 96%) 50 ppm BHT, CP 95%
DLM-8113-0.005Vitamin A (retinol) (19,19,19,20,20,20-D?, 96%) 50 ppm BHT, CP 95%
DLM-8113-0.01Vitamin A (retinol) (19,19,19,20,20,20-D?, 96%) 50 ppm BHT, CP 95%
DLM-8113-PKVitamin A (retinol) (19,19,19,20,20,20-D?, 96%) 50 ppm BHT, CP 95%
DLM-8741-0.001Vitamin B? pyrophosphate chloride (pyrimidyl-methyl-D?, 98%)
DLM-8741-PKVitamin B? pyrophosphate chloride (pyrimidyl-methyl-D?, 98%)
DLM-8754-0.001Vitamin B? (pyridoxine·HCl) (5-hydroxymethyl-D?, 98%)
DLM-8754-0.005Vitamin B? (pyridoxine·HCl) (5-hydroxymethyl-D?, 98%)
DLM-8754-PKVitamin B? (pyridoxine·HCl) (5-hydroxymethyl-D?, 98%)
DLM-8806-0.005Vitamin B? (biotin) (ring-6,6-D?, 98%) CP 97%
DLM-8806-0.01Vitamin B? (biotin) (ring-6,6-D?, 98%) CP 97%
DLM-8806-0.02Vitamin B? (biotin) (ring-6,6-D?, 98%) CP 97%
DLM-8806-PKVitamin B? (biotin) (ring-6,6-D?, 98%) CP 97%
DLM-8847-PKVitamin E acetate (tocopherol acetate) (acetyl-D?, 98%)
DLM-8853-CVitamin D? (cholecalciferol) (6,19,19-D?, 97%) 100 µg/mL in ethanol, CP 97%
DLM-8853-DVitamin D? (cholecalciferol) (6,19,19-D?, 97%) 1000 µg/mL in ethanol, CP 97%
DLM-8985-0.001Vitamin D? (ergocalciferol) (6,19,19-D?, 97%)
DLM-8985-CVitamin D? (ergocalciferol) (6,19,19-D?, 97%) 100 µg/mL in ethanol
DLM-8985-DVitamin D? (ergocalciferol) (6,19,19-D?, 97%) 1000 µg/mL in ethanol
DLM-8985-PKVitamin D? (ergocalciferol) (6,19,19-D?, 97%)
DLM-9069-0.001Vitamin B? (pyridoxal) (methyl-D?, 98%)
DLM-9069-0.005Vitamin B? (pyridoxal) (methyl-D?, 98%)
DLM-9069-0.01Vitamin B? (pyridoxal) (methyl-D?, 98%)
DLM-9107-0.0011,25-Dihydroxyvitamin D? (6,19,19-D?,97%) CP 95%
DLM-9107-B1,25-Dihydroxyvitamin D? (6,19,19-D?,97%) 50 µg/mL in ethanol, CP 95%
DLM-9107-C1,25-Dihydroxyvitamin D? (6,19,19-D?,97%) 100 µg/mL in ethanol, CP 95%
DLM-9107-PK1,25-Dihydroxyvitamin D? (6,19,19-D?,97%) CP 95%
DLM-9111-0.0013-??????-25-Hydroxyvitamin D? (6,19,19-D?,98%)
DLM-9111-B3-??????-25-Hydroxyvitamin D? (6,19,19-D?,98%) 50 µg/mL in ethanol
DLM-9111-C3-??????-25-Hydroxyvitamin D? (6,19,19-D?,98%) 100 µg/mL in ethanol
DLM-9114-0.00125-Hydroxyvitamin D? (6,19,19-D?,97%)
DLM-9114-A25-Hydroxyvitamin D? (6,19,19-D?,97%) 5 µg/mL in ethanol
DLM-9114-B25-Hydroxyvitamin D? (6,19,19-D?,97%) 50 µg/mL in ethanol
DLM-9114-C25-Hydroxyvitamin D? (6,19,19-D?,97%) 100 µg/mL in ethanol
DLM-9114-PK25-Hydroxyvitamin D? (6,19,19-D?,97%)
DLM-9116-0.00125-Hydroxyvitamin D? (6,19,19-D?,97%)
DLM-9116-0.00525-Hydroxyvitamin D? (6,19,19-D?,97%)
DLM-9116-A25-Hydroxyvitamin D? (6,19,19-D?,97%) 5 µg/mL in ethanol
DLM-9116-B25-Hydroxyvitamin D? (6,19,19-D?,97%) 50 µg/mL in ethanol
DLM-9116-C25-Hydroxyvitamin D? (6,19,19-D?,97%) 100 µg/mL in ethanol
DLM-9119-0.001Vitamin B? (pyridoxamine·2HCl) (methyl-D?, 98%)
DLM-9119-0.005Vitamin B? (pyridoxamine·2HCl) (methyl-D?, 98%)
DLM-9119-0.01Vitamin B? (pyridoxamine·2HCl) (methyl-D?, 98%)
DLM-9121-0.001Vitamin B? (pyridoxine·HCl) (methyl-D?,98%) CP 96%
DLM-9121-0.005Vitamin B? (pyridoxine·HCl) (methyl-D?,98%) CP 96%
DLM-9121-0.01Vitamin B? (pyridoxine·HCl) (methyl-D?,98%) CP 96%
DLM-9126-0.002Vitamin E (α-tocopherol) (5-methyl-D?,7-methyl-D?, 98%)
DLM-9126-0.005Vitamin E (α-tocopherol) (5-methyl-D?,7-methyl-D?,98%)
DLM-9126-0.01Vitamin E (α-tocopherol) (5-methyl-D?,7-methyl-D?,98%)
DLM-9126-PKVitamin E (α-tocopherol) (5-methyl-D?,7-methyl-D?, 98%)
DLM-9130-0.001Vitamin K? (phylloquinone) (D?,99%) CP 97%
DLM-9130-0.005Vitamin K? (phylloquinone) (D?,99%) CP 97%
DLM-9130-0.01Vitamin K? (phylloquinone) (D?,99%) CP 97%
DLM-9130-PKVitamin K? (phylloquinone) (D?,99%) CP 97%
DLM-9132-0.01Vitamin K? (menadione) (D?, 98%) CP 97%
DLM-9132-0.05Vitamin K? (menadione) (D?, 98%) CP 97%
DLM-9132-PKVitamin K? (menadione) (D?, 98%) CP 97%
DLM-9305-0.001Vitamin A (retinol) (10,19,19,19-D?, 96%) 50 ppm BHT, CP 95%
DLM-9305-0.005Vitamin A (retinol) (10,19,19,19-D?, 96%) 50 ppm BHT, CP 95%
DLM-9305-PKVitamin A (retinol) (10,19,19,19-D?, 96%) 50 ppm BHT, CP 95%
DLM-9306-PKVitamin A (retinol) (10,14,19,19,19,20,20,20-D?, 90%) 50 ppm BHT, CP 95%
DLM-9309-PKVitamin A palmitate (retinyl palmitate) (19,19,19,20,20,20-D?, 97%) all ??????????,<4% ??????, 50ppm BHT
DLM-9404-0.00124R,25-Dihydroxyvitamin D? (26,26,26,27,27,27-D?, 98%) CP 97%
DLM-9404-C24R,25-Dihydroxyvitamin D? (26,26,26,27,27,27-D?, 98%) 100 µg/mL in ethanol, CP 97%
DLM-9751-0.001Vitamin B? (biotin) (3′,3′,4′,4′-D?, 98%) CP 95%
DLM-9793-0.001Pyridoxal phosphate (methyl-D?, 97%) mix of 5-,3-isomers, CP 95%
ULM-10003-0.001Vitamin B?, calcium salt·H?O (calcium pantothenate·H?O) (unlabeled)
ULM-10003-0.005Vitamin B?, calcium salt·H?O (calcium pantothenate·H?O) (unlabeled)
ULM-10003-0.01Vitamin B?, calcium salt·H?O (calcium pantothenate·H?O) (unlabeled)
ULM-10004-0.001Vitamin B? hydrochloride (thiamine hydrochloride) (unlabeled)
ULM-10004-0.005Vitamin B? hydrochloride (thiamine hydrochloride) (unlabeled)
ULM-10004-0.01Vitamin B? hydrochloride (thiamine hydrochloride) (unlabeled)
ULM-10005-EVitamin B?? (cyanocobalamin) (unlabeled) 1 µg/mL in methanol
ULM-10383-0.001Vitamin K? 2,3-epoxide (menaquinone-4 2,3-epoxide) (unlabeled) CP 95%
ULM-10474-CVitamin D? sulfate, sodium salt (unlabeled) 100 µg/mL in ethanol, CP 97%
ULM-10477-CVitamin D? sulfate, sodium salt (unlabeled) 100 µg/mL in ethanol, CP 97%
ULM-10610-0.00124R,25-Dihydroxyvitamin D? (unlabeled) CP 97%
ULM-10610-C24R,25-Dihydroxyvitamin D? (unlabeled) 100 µg/mL in ethanol, CP 97%
ULM-10612-C25-Hydroxyvitamin D? sulfate, sodium salt (unlabeled) 100 µg/mL in ethanol, CP 97%
ULM-9106-0.0011,25-Dihydroxyvitamin D? (unlabeled) CP 95%
ULM-9106-0.1MG1,25-Dihydroxyvitamin D? (unlabeled) CP 95%
ULM-9106-B1,25-Dihydroxyvitamin D? (unlabeled) 50 µg/mL in ethanol, CP 95%
ULM-9106-C1,25-Dihydroxyvitamin D? (unlabeled) 100 µg/mL in ethanol, CP 95%
ULM-9106-PK1,25-Dihydroxyvitamin D? (unlabeled) CP 95%
ULM-9108-0.0011,25-Dihydroxyvitamin D? (unlabeled) CP 95%
ULM-9108-0.5MG1,25-Dihydroxyvitamin D? (unlabeled) CP 95%
ULM-9108-B1,25-Dihydroxyvitamin D? (unlabeled) 50 µg/mL in ethanol, CP 95%
ULM-9108-C1,25-Dihydroxyvitamin D? (unlabeled) 100 µg/mL in ethanol, CP 95%
ULM-9108-PK1,25-Dihydroxyvitamin D? (unlabeled) CP 95%
ULM-9109-0.00124,25-Dihydroxyvitamin D? (unlabeled)
ULM-9109-C24,25-Dihydroxyvitamin D? (unlabeled) 100 µg/mL in ethanol
ULM-9109-PK24,25-Dihydroxyvitamin D? (unlabeled)
ULM-9110-0.0013-??????-25-Hydroxyvitamin D? (unlabeled)
ULM-9110-B3-??????-25-Hydroxyvitamin D? (unlabeled) 50 µg/mL in ethanol
ULM-9110-C3-??????-25-Hydroxyvitamin D? (unlabeled) 100 µg/mL in ethanol
ULM-9110-PK3-??????-25-Hydroxyvitamin D? (unlabeled)
ULM-9112-0.0013-??????-25-Hydroxyvitamin D? (unlabeled)
ULM-9112-B3-??????-25-Hydroxyvitamin D? (unlabeled) 50 µg/mL in ethanol
ULM-9112-C3-??????-25-Hydroxyvitamin D? (unlabeled) 100 µg/mL in ethanol
ULM-9112-PK3-??????-25-Hydroxyvitamin D? (unlabeled)
ULM-9115-0.00125-Hydroxyvitamin D? (unlabeled)
ULM-9115-A25-Hydroxyvitamin D? (unlabeled) 5 µg/mL in ethanol
ULM-9115-B25-Hydroxyvitamin D? (unlabeled) 50 µg/mL in ethanol
ULM-9115-C25-Hydroxyvitamin D? (unlabeled) 100 µg/mL in ethanol
ULM-9115-PK25-Hydroxyvitamin D? (unlabeled)
ULM-9117-0.00525-Hydroxyvitamin D? (unlabeled)
ULM-9117-A25-Hydroxyvitamin D? (unlabeled) 5 µg/mL in ethanol
ULM-9117-B25-Hydroxyvitamin D? (unlabeled) 50 µg/mL in ethanol
ULM-9117-C25-Hydroxyvitamin D? (unlabeled) 100 µg/mL in ethanol
ULM-9117-PK25-Hydroxyvitamin D? (unlabeled)
ULM-9118-0.001Vitamin B? (pyridoxal·HCl) (unlabeled)
ULM-9118-0.005Vitamin B? (pyridoxal·HCl) (unlabeled)
ULM-9118-0.01Vitamin B? (pyridoxal·HCl) (unlabeled)
ULM-9118-PKVitamin B? (pyridoxal·HCl) (unlabeled)
ULM-9120-0.001Vitamin B? (Pyridoxamine·2HCl) (unlabeled)
ULM-9120-0.005Vitamin B? (Pyridoxamine·2HCl) (unlabeled)
ULM-9120-0.01Vitamin B? (Pyridoxamine·2HCl) (unlabeled)
ULM-9122-0.001Vitamin B? (pyridoxine·HCl) (unlabeled) CP 96%
ULM-9122-0.005Vitamin B? (pyridoxine·HCl) (unlabeled) CP 96%
ULM-9122-0.01Vitamin B? (pyridoxine·HCl) (unlabeled) CP 96%
ULM-9122-PKVitamin B? (pyridoxine·HCl) (unlabeled) CP 96%
ULM-9123-0.001Vitamin B? (riboflavin) (unlabeled) CP 97%
ULM-9123-0.005Vitamin B? (riboflavin) (unlabeled) CP 97%
ULM-9123-0.01Vitamin B? (riboflavin) (unlabeled) CP 97%
ULM-9124-0.001Vitamin D? (ergocalciferol) (unlabeled)
ULM-9124-0.005Vitamin D? (ergocalciferol) (unlabeled)
ULM-9124-0.01Vitamin D? (ergocalciferol) (unlabeled)
ULM-9124-CVitamin D? (ergocalciferol) (unlabeled) 100 µg/mL in ethanol
ULM-9124-DVitamin D? (ergocalciferol) (unlabeled) 1000 µg/mL in ethanol
ULM-9125-0.001Vitamin D? (cholecalciferol) (unlabeled)
ULM-9125-0.005Vitamin D? (cholecalciferol) (unlabeled)
ULM-9125-0.01Vitamin D? (cholecalciferol) (unlabeled)
ULM-9125-CVitamin D? (cholecalciferol) (unlabeled) 100 µg/mL in ethanol
ULM-9125-DVitamin D? (cholecalciferol) (unlabeled) 1000 µg/mL in ethanol
ULM-9127-0.001Vitamin E (α-tocopherol) (unlabeled) CP 96%
ULM-9127-0.005Vitamin E (α-tocopherol) (unlabeled) CP 96%
ULM-9127-0.01Vitamin E (α-tocopherol) (unlabeled) CP 96%
ULM-9129-0.001Vitamin B? (biotin) (unlabeled)
ULM-9129-0.005Vitamin B? (biotin) (unlabeled)
ULM-9131-0.001Vitamin K? (phylloquinone) (unlabeled) CP 97%
ULM-9131-0.005Vitamin K? (phylloquinone) (unlabeled) CP 97%
ULM-9131-0.01Vitamin K? (phylloquinone) (unlabeled) CP 97%
ULM-9133-0.001Vitamin K? (menadione) (unlabeled) CP 97%
ULM-9133-0.005Vitamin K? (menadione) (unlabeled) CP 97%
ULM-9133-0.01Vitamin K? (menadione) (unlabeled) CP 97%






化工儀器網

采購商登錄
記住賬號    找回密碼
沒有賬號？免費注冊

提示

×

*您想獲取產品的資料：

以上可多選，勾選其他，可自行輸入要求

個人信息：

溫馨提示

該企業已關閉在線交流功能

主站蜘蛛池模板： 日本aⅴ精品中文字幕| 亚洲欧美二区三区久本道| 国产精品18久久久久久自浆| 欧美日韩国产精品综合| 国产男人av天堂| 欧美性猛交内射兽交老熟妇| 亚洲A片无码一区二区三区在线| 欧美精品亚洲自拍| 无套内谢少妇毛片A片小说色噜噜| 日本欧美国产三级| 一女被两男吃奶玩乳尖动态图| 亚洲成av人影院| 天天插天天狠天天透| 国产精品欧美久久久久久网站| 免费在线成人AV| 亚洲一区二区 日韩| 婷婷精品国产亚洲av麻豆| 午夜大片爽爽爽一区二区| 婷婷综合缴情亚洲狠狠无遮挡| .欧美激情久久| 欧美亚洲人妻系列| 亚洲国产理论片无码片百合| 久久免费看少妇高潮A片特黄多| 激情又色又爽又黄的A片| 中文字幕一区二区人妻电影丶| av 天堂 亚洲| 亚洲骚妇图片网| 拔擦拔擦8X华人免费播放器| 国产一区二区三区高清在线观看| 国产精品亚洲v粉色| 99国产在线精品视频| 欧美激情A片一区二三区| 色婷婷综合和线在线| 久久乐国产精品亚洲综合| 麻豆网神马久久人鬼片| 久久黄色免费网站| 亚洲成AV人片在线观看豆| 欧美性,日韩性,亚洲性| 亚洲国产日韩精品一区二区三区| 91在线国产福利| 日韩欧美视频一级二级三级|