| ²é¿´: 346 | »Ø¸´: 0 | ||
363565640Ìú³æ (СÓÐÃûÆø)
|
[ÇóÖú]
¿Ç¾ÛÌǵĵçÀë¶ÈÔõô²â
|
|
ÈçÌâ,Ïë²âһϿǾÛÌÇÔÚ²»Í¬pHֵʱµÄµçÀë¶È¡£ÓÐһƪÎÄÕ½С¶Preparation and characterization of sodium hexameta phosphate cross-linked chitosan microspheres for controlled and sustained delivery of centchroman¡·£¬ËûµÄ·½·¨ÊÇTo determine the pH of maximum interactions between hexameta polyphosphate anions and amino groups of chitosan, the mixture of sodium hexameta polyphosphate (0.1 g l−1) and chitosan (0.2 g l−1) was dissolved in 20 ml 0.01MHCl and titrated with 0.01M NaOH using UV¨Cvis spectrophotometer at ¦Ëmax 420 nm and change in solution pH was recorded. To determine the degree of dissociation, the sodium hexameta polyphosphate (SHMP)was dissolved in excess solution of 0.1MHCl and back titrated with alkali.µ«ÊÇÎҵĽá¹ûºÍÎÄÕ¸øµÄ²»Ò»Ñù¡£Ï£ÍûÄÄλ´óÏÀÖ¸µãһϣ¡ |
» ²ÂÄãϲ»¶
°ÑÐÄ·ÅÎÈ£¬Éú»î×Ô»á¸øÄã´ð°¸
ÒѾÓÐ0È˻ظ´
ÄãÕæÕýµÄµ×Æø£¬ÊÇÇÄÇÄŬÁ¦µÄÿһÌì
ÒѾÓÐ0È˻ظ´
ÉúÎïÁ¦Ñ§Óë×éÖ¯¹¤³ÌѧÂÛÎÄÈóÉ«/·ÒëÔõôÊÕ·Ñ?
ÒѾÓÐ91È˻ظ´
ÇóÖúÎÄÕÂÊÇ·ñÒѾ±»EIÊÕ¼
ÒѾÓÐ1È˻ظ´
°ßÂíÓã·õ»¯ÇóÖú
ÒѾÓÐ0È˻ظ´
Ͷ¸åElsevierµÄNeoplasiaÔÓÖ¾£¬µ½×îºóÑ¡publishing optionsÊ±Ò³Ãæ¿Õ°×£¬²»ÄÜÍê³ÉͶ¸å
ÒѾÓÐ23È˻ظ´
ÉúÎïѧ-΢ÉúÎïѧ-²©Ê¿ÉêÇ룬ÓзÖ×ÓÉúÎïѧ¡¢·¢½Í¹¤³Ì¡¢ÉúÎïÐÅϢѧµÈ»ù´¡
ÒѾÓÐ1È˻ظ´
ϤÄá´óѧ AMME »úе¹¤³Ì Ë«ARC Future FellowsÍŶÓÕÐÊÕCSC²©Ê¿Éú
ÒѾÓÐ6È˻ظ´
2026 ·¨¹úcsc ¸öÈËÇþµÀÕÐÆ¸¡£¼ÆËã»ú/ÉúÎïÐÅÏ¢/evolution/networkÓÅÏÈ
ÒѾÓÐ0È˻ظ´
ÕÒµ½Ò»Ð©Ïà¹ØµÄ¾«»ªÌû×Ó£¬Ï£ÍûÓÐÓÃŶ~
×ö¿Ç¾ÛÌǵÄFITC±ê¼Ç£¬ÈçºÎ²âFITC½áºÏº¬Á¿£¿
ÒѾÓÐ10È˻ظ´
Ëá¼î·¨²â¿Ç¾ÛÌÇÍÑÒÒõ£¶ÈµÄÎÊÌâ
ÒѾÓÐ3È˻ظ´
×ö¹ý¿Ç¾ÛÌǵÄÅóÓÑ£¬ÄãÃÇÓõÄʲôÈܼÁ£¿
ÒѾÓÐ45È˻ظ´
¡¾ÇóÖú¡¿DV-1Ðýתճ¶È¼ÆÈçºÎ²â¿Ç¾ÛÌǵÄÕ³¶È£¿³öÁËÎÊÌâÁË
ÒѾÓÐ4È˻ظ´
¡¾½»Á÷¡¿¿Ç¾ÛÌÇ£¨ÍÑÒÒõ£¶È½üËÆ100%£¬R-NH2£©ºÍôÈËá¼ÓÈÈÉú³Éõ£°·¼üµÄ²â¶¨£¨°±»ùÈ¡´ú¶È£
ÒѾÓÐ19È˻ظ´
¡¾ÇóÖú¡¿¿Ç¾ÛÌÇ-º£ÔåËá¸ÆÎ¢½ºÄÒ»úеǿ¶ÈÔõô²â£¿
ÒѾÓÐ5È˻ظ´
¿ÆÑдÓСľ³æ¿ªÊ¼£¬ÈËÈËΪÎÒ£¬ÎÒΪÈËÈË











»Ø¸´´ËÂ¥
µã»÷ÕâÀïËÑË÷¸ü¶àÏà¹Ø×ÊÔ´