x;۱ϩpH<7raxpH>7ra
(1)۱ϩډAԗl(pH > 10 )Mвˮ⣬x;ۺ(HPAM)ְl(f)]ܘãͨHPAMX}F}Ч@
(2)۱ϩڹI(y)oˮoˮУ(xͺx)xӾ۱ϩҲΪʹáʹδˮľ۱ϩˮʹõˮȞ28%һ35 %ˮδˮľ۱ϩҺƝ˞1%Ͷӝ˞0.1%̎ߝˮrȼӾ۱ϩ(jng)ֻϺͶͨڹI(y)oˮ̎Ͷһ1һSmg/Lˮ̎rһСlmg/LͶ^ra“zwo”ʹwҸӰЧ