Method of test for phosphoric acid. atomic absorption spectro-photometric method / Part 7, determination of lead content : Standards & Industrial Research Institute of Malaysia. - Shah Alam : Standards & Industrial Research Institute of Malaysia, 1985 - 8 p. ; 30 cm. - Malaysian standard ; MS 880 : Part 7 : 1985 . - Malaysian standard ; MS 880 : Part 7 : 1985 .


Phosphoric acid--Testing