个人资料图片
English
  • 全部
  • 搜索
  • 图片
  • 视频
  • 地图
  • 资讯
  • 更多
    • 购物
    • 航班
    • 旅游
  • 笔记本
报告不当内容
请选择下列任一选项。

.ph 的热门建议

How to Use a Ph Meter Pen
How to Use a Ph Meter Pen
Household pH Calibration Solutions
Household pH
Calibration Solutions
Calibrating pH-meter
Calibrating pH
-meter
What at Home Solution Is 7.0 pH for Calibration
What at Home Solution Is 7.0 pH for Calibration
Ph Meter Calibration Solutions
Ph
Meter Calibration Solutions
Calibrate Ph Pen
Calibrate Ph
Pen
Ph Meter Calibration Instructions
Ph
Meter Calibration Instructions
pH Probe Calibration
pH
Probe Calibration
Ph Calibration Procedure
Ph
Calibration Procedure
Ph Tester Calibration
Ph
Tester Calibration
Essentials Ph Meter Calibration
Essentials Ph
Meter Calibration
Calibrate Ph Meter without Solution
Calibrate Ph
Meter without Solution
Vivosun Ph Meter Calibration
Vivosun Ph
Meter Calibration
pH Test Pens Calibration
pH
Test Pens Calibration
pH Calibration Mettler-Toledo
pH
Calibration Mettler-Toledo
Ph Sensor Calibration
Ph
Sensor Calibration
Calibrate pH-meter
Calibrate pH
-meter
Two-Point pH Calibration A111
Two-Point pH
Calibration A111
Calibration of Portable Ph Meter PHB 4
Calibration of Portable Ph
Meter PHB 4
pH Calibration Buffer
pH
Calibration Buffer
How Long Can You Store Ph Calibration Solution
How Long Can You Store
Ph Calibration Solution
Two-Point pH Calibration
Two-Point
pH Calibration
How to Calibrate pH-meter
How to Calibrate pH-meter
Calibration Vantakool pH-meter
Calibration Vantakool
pH-meter
Atlas Scientific pH Calibration
Atlas Scientific
pH Calibration
Oakton pH Meter Calibration Procedure
Oakton pH
Meter Calibration Procedure
Ph Meterbp3001for Calibration Solution
Ph
Meterbp3001for Calibration Solution
  • 时长
    全部短(小于 5 分钟)中(5-20 分钟)长(大于 20 分钟)
  • 日期
    全部过去 24 小时过去一周过去一个月去年
  • 清晰度
    全部低于 360p360p 或更高480p 或更高720p 或更高1080p 或更高
  • 源
    全部
    Dailymotion
    Vimeo
    Metacafe
    Hulu
    VEVO
    Myspace
    MTV
    CBS
    Fox
    CNN
    MSN
  • 价格
    全部免费付费
  • 清除筛选条件
  • 安全搜索:
  • 中等
    严格中等(默认)关闭
筛选器
  1. How to Use a Ph Meter Pen
  2. Household
    pH Calibration Solutions
  3. Calibrating pH
    -meter
  4. What at Home Solution
    Is 7.0 pH for Calibration
  5. Ph Meter
    Calibration Solutions
  6. Calibrate Ph
    Pen
  7. Ph Meter Calibration
    Instructions
  8. pH
    Probe Calibration
  9. Ph Calibration
    Procedure
  10. Ph
    Tester Calibration
  11. Essentials Ph
    Meter Calibration
  12. Calibrate Ph
    Meter without Solution
  13. Vivosun Ph
    Meter Calibration
  14. pH
    Test Pens Calibration
  15. pH Calibration
    Mettler-Toledo
  16. Ph
    Sensor Calibration
  17. Calibrate pH
    -meter
  18. Two-Point
    pH Calibration A111
  19. Calibration of Portable Ph
    Meter PHB 4
  20. pH Calibration
    Buffer
  21. How Long Can You Store
    Ph Calibration Solution
  22. Two-Point
    pH Calibration
  23. How to Calibrate pH-meter
  24. Calibration Vantakool pH
    -meter
  25. Atlas Scientific
    pH Calibration
  26. Oakton pH
    Meter Calibration Procedure
  27. Ph Meterbp3001for
    Calibration Solution
How to find pH, pOH, H3O+, and OH- STEP BY STEP
4:05
How to find pH, pOH, H3O+, and OH- STEP BY STEP
已浏览 46.3万 次2018年9月3日
YouTubeMelissa Maribel
How To Calculate The pH of a Solution Without a Calculator - Acids and Bases
21:09
How To Calculate The pH of a Solution Without a Calculator - Aci…
已浏览 21.3万 次2020年1月30日
YouTubeThe Organic Chemistry Tutor
Physiologic pH and buffers - acid-base physiology
10:31
Physiologic pH and buffers - acid-base physiology
已浏览 14.5万 次2023年12月28日
YouTubeOsmosis from Elsevier
pH of Weak Acids and Bases - Percent Ionization - Ka & Kb
29:31
pH of Weak Acids and Bases - Percent Ionization - Ka & Kb
已浏览 91.6万 次2021年2月12日
YouTubeThe Organic Chemistry Tutor
What is pH ; How to Calculate pH (3 examples) - Chemistry
8:36
What is pH ; How to Calculate pH (3 examples) - Chemistry
已浏览 39.9万 次2015年9月20日
YouTubeSocratica
Acids, Bases and pH
2:02
Acids, Bases and pH
已浏览 39.8万 次2016年1月6日
YouTubeRicochetScience
16.5 pH Calculations for Weak Acids and Bases | General Chemistry
37:34
16.5 pH Calculations for Weak Acids and Bases | General Chemistry
已浏览 7万 次2022年2月8日
YouTubeChad's Prep
27:02
16.3 The pH Scale and pH Calculations | General Chemistry
已浏览 5.2万 次2022年2月3日
YouTubeChad's Prep
8:54
Acids, Bases, and pH
已浏览 205.6万 次2013年5月1日
YouTubeBozeman Science
7:44
The pH scale | Middle school chemistry | Khan Academy
已浏览 3.5万 次8 个月之前
YouTubeKhan Academy
观看更多视频
静态缩略图占位符
更多类似内容

你可能还想要搜索

  1. Household pH Calibration Soluti…
  2. What at Home Solution Is 7.0 p…
  3. How Long Can You Store Ph Calibrati…
  4. Ph Meterbp3001for Calibration Solution
反馈
  • 隐私
  • 条款