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A. Carry out the method for thin-layer chromatography£º
LIMITS
In the chromatogram obtained with solution (1):
any spot corresponding to tropic acid is not more intense than the spot in the chromatogram obtained with solution (2)(0.5%);
any other secondary spot is not more intense than the spot in the chromatogram obtained with solution (2)(0.5%).

B. Carry out the method for liquid chromatography£º
LIMITS
In the chromatogram obtained with solution (1):
the area of any secondary peak is not greater than the area of the principal peak in the chromatogram obtained with solution (2) (0.5%);
the sum of the areas of any such peaks is not greater than twice the area of the principal peak in the chromatogram obtained with solution (2) (1%).
Disregard any peak with an area less than 0.1 times the area of the principal peak in the chromatogram obtained with solution (2) (0.05%).

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jinfeng309

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by tiantan1289 at 2017-02-21 16:25:08
ÌÖÂÛ£ºthe area of any secondary peak is not greater than the area of the principal peak in the chromatogram obtained with solution ,ÕâÀïÃæµÄsecondary peak Â¥Ö÷ÊÇÔõô·­ÒëµÄ£¿

any secondary peak£º´Î¼¶·å
3Â¥2017-03-17 14:58:07
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tiantan1289

Ìú³æ (³õÈëÎÄ̳)

ÌÖÂÛ£ºthe area of any secondary peak is not greater than the area of the principal peak in the chromatogram obtained with solution ,ÕâÀïÃæµÄsecondary peak Â¥Ö÷ÊÇÔõô·­ÒëµÄ£¿
2Â¥2017-02-21 16:25:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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