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aqi96: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú 2013-06-19 00:03:11
aqi96: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú 2013-06-19 00:03:11
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1) ÓÃÂËĤ³ý¾ú£¬²»Äܹ»³ýµôËùÓеÄ΢ÉúÎ0.22 um¿×¾¶Ö»ÄÜÈ¥³ýϸ¾úºÍÕæ¾úô£¬¶ø²¡¶¾¡¢Ö§ÔÌåµÈÂ˲»µô¡£ 2£©¼ÓÈëTweenºó¿ÉÒÔ¸ßѹÏû¶¾£¬ÎÞÂÛÊÇ-20¡¢-60»¹ÊÇ-80Ðͺţ¬¶¼¿É¸ßѹ¡£Ö»ÊÇÄã·ÇÒªÎÄÏ×»òÍøÕ¾·ÑÁËÎÒ°ëÌìµÄsearch£¬¿´À´ÄúÊÇλÑϽ÷µÄÑо¿Õß¡£ Çë¿´Õâ¸öÍøÕ¾µÄÒ»¶Î£º 3. Fluid Casein Digest-Soy Lecithin-Polysorbate 20 Medium Pancreatic Digest of Casein 20.0 g Soy Lecithin 5.0 g Polysorbate 20 40 mL Water 960 mL Dissolve the pancreatic digest of casein and soy lecithin in 960 mL of water, heating in a water batch at 48 - 50 OC for about 30 min. to effect solution. Add 40 mL of Polysorbate 20. Mix, and dispense as desired and sterilize in an autoclave at 121 OC for about 15min. reference http://gmponblog.vinvarun.biz/20 ... count-bacteria.html |

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