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Really valuable video. Extremely helpful for exam prep. Thorough and clear explanations. Thank you!
What is the reason behind concentration ppm of QC check breakting is observe every time lower side?
thank ypu❤
0:15 0:16 0:16 ❤😂🎉😢😮😅😊
0:26 0:26 0:26 ❤😂🎉😢😮😅😊
0:34 0:35 0:35 ❤😂🎉😢😮😅😊
0:43 0:43 0:44 ❤😂🎉😢😮😅😊
Really valuable video. Extremely helpful for exam prep. Thorough and clear explanations. Thank you!
What is the reason behind concentration ppm of QC check breakting is observe every time lower side?
thank ypu❤
0:15 0:16 0:16 ❤😂🎉😢😮😅😊
0:26 0:26 0:26 ❤😂🎉😢😮😅😊
0:34 0:35 0:35 ❤😂🎉😢😮😅😊
0:43 0:43 0:44 ❤😂🎉😢😮😅😊