content_image/920737.jpg content_image/920738.jpg content_image/920739.jpg content_image/920740.jpg content_image/920741.jpg content_image/920742.jpg content_image/920743.jpg content_image/920744.jpg content_image/920745.jpg content_image/920746.jpg content_image/920747.jpg
The addition amount of hydrochloric acid corresponds to about 0.2 equivalents of imidazole in an acid equivalent. 

<img src='content_image/920737.jpg'>

The addition amount of hydrochloric acid corresponds to about 0.2 equivalents of imidazole in an acid equivalent. 

<img src='content_image/920738.jpg'>

The addition amount of hydrochloric acid corresponds to about 0.2 equivalents of imidazole in an acid equivalent. 

<img src='content_image/920739.jpg'>

The addition amount of hydrochloric acid corresponds to about 0.8 equivalents oftrishydroxymethylaminomethane in an acid equivalent. 

<img src='content_image/920740.jpg'>

The addition amount of hydrochloric acid corresponds to 55 about 0.2 equivalents of imidazole in an acid equivalent. 

<img src='content_image/920741.jpg'>

The addition amount of hydrochloric acid corresponds to about 0.2 equivalents of imidazole in an acid equivalent. 

<img src='content_image/920742.jpg'>

The addition amount of hydrochloric acid corresponds to about 0.8 equivalents oftrishydroxymethylaminomethane in an acid equivalent. 

<img src='content_image/920743.jpg'>

The addition amount of hydrochloric acid corresponds to about 0.8 equivalents oftriethanol amine in an acid equiva› lent. 

Maintenance Liquid for Comparison 

<img src='content_image/920744.jpg'>

<img src='content_image/920745.jpg'>

<img src='content_image/920746.jpg'>

<img src='content_image/920747.jpg'>

