composition to ph 7 0 and add purified water to volume sterilize a receiving container connected to a 0 22 u03bcm filter assembly sterile filter the composition and fill the container ______________________________________component w v______________________________________nylon 11 2 50sodium borate 0 25boric acid 0 50miranol 2mca modified 0 50surfactant ps071 0 15propylene glycol 15 00disodium edetate 0 10mannitol 1 20sodium hydroxide hydrochloric acid adjust phpurified water qs______________________________________ the composition is prepared in a manner similar to the procedure of example 1 ______________________________________component w v______________________________________polyvinyl alcohol 78 000 88 0 75hydroxyethylcellulose 15 000 0 38boric acid 0 35sodium borate 0 11mannitol 2 0disodium edetate 0 1potassium chloride 0 038magnesium chloride 0 02calcium chloride 0 0154sodium chloride 0 09dextrose 0 092surfactant ps071 0 05pluronic p103 0 05polyquad u00ae 0 001sodium hydroxide hydrochloric acid adjust phpurified water qs______________________________________ sterilize a filtration assembly connected to a receiving vessel in a calibrated labeled aspirator with about 40 of the required purified water add and disperse the ps071 surfactant the pluronic p103 and the polyvinyl alcohol if required heat to 80 u00b0 c to disperse the polyvinyl alcohol add and disperse the hydroxyethylcellulose connect a filtration assembly and autoclave for 30 minutes at 121 u00b0 c in another container with about 30 of the required purified water add and dissolve the sodium borate add the mannitol and stir for at least 15 minutes and then add the boric acid and stir for at least 30 minutes finally add and dissolve the following with continuous stirring sterile filter the salt solution into the solution containing the ps071 surfactant pluronic p103 hydroxyethylcellulose polyvinyl alcohol adjust the ph to 7 4 and add sufficient purified water to volume ______________________________________component.