��ˮ�|(zh��)��˜� GB/T14848-93

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�ر�ˮ�|(zh��)��ָ�� mg/L

ָ��Q	ָ ��
ָ��Q	I�	II�	III�	IV�	V�
ɫ/��	≤5	≤5	≤15	≤25	>25
��ζ	�o	�o	�o	�o	��
��/��	≤3	≤3	≤3	≤10	>10
��ۿ�Ҋ��	�o	�o	�o	�o	��
pHֵ	6.5-8.5	6.5-8.5	6.5-8.5	5.5-6.5��8.5-9	< 5.5,��>9
��Ӳ��(CaCO₃)	≤150	≤300	≤450	≤550	>550
�ܽ��Թ��w	≤300	≤500	≤1000	≤2000	>2000
��}	≤50	≤150	≤250	≤350	>350
�Ȼ��	≤50	≤150	≤250	≤350	>350
�F(Fe)	≤0.1	≤0.2	≤0.3	≤1.5	>1.5
�i(Mn)	≤0.05	≤0.05	≤0.1	≤1.0	>1.0
�~(Cu)	≤0.01	≤0.05	≤1.0	≤1.5	>1.5
�\(Zn)	≤0.05	≤0.5	≤1.0	≤5.0	>5.0
�f(Mo)	≤0.001	≤0.01	≤0.1	≤0.5	>0.5
�(Go)	≤0.005	≤0.05	≤0.05	≤1.0	>1.0
�]�l(f��)�Է��	≤0.001	≤0.001	≤0.002	≤0.01	>0.01
��x�Ӻϳ�ϴ�섩	��Ùz��	≤0.1	≤0.3	≤0.3	>0.3
��i��}ָ��(sh��)	≤1.0	≤2.0	≤3.0	≤10	>10
��}(��NӋ)	≤2.0	≤5.0	≤20	≤30	>30
��}(��NӋ)	≤0.001	≤0.01	≤0.02	≤0.1	>0.1
��(NH₄)	≤0.02	≤0.02	≤0.2	≤0.5	>0.5
��	≤1.0	≤1.0	≤1.0	≤2.0	>2.0
�⻯��	≤0.1	≤0.1	≤0.2	≤1.0	>1.0
�軯��	≤0.001	≤0.01	≤0.05	≤0.01	>0.1
��(Hg)	≤0.00005	≤0.0005	≤0.001	≤0.001	>0.001
��(As)	≤0.005	≤0.01	≤0.05	≤0.05	>0.05
��(Se)	≤0.01	≤0.01	≤0.01	≤0.1	>0.1
�k(Cd)	≤0.0001	≤0.001	≤0.01	≤0.01	>0.01
�t(��r,��Cr6+)	≤0.005	≤0.01	≤0.05	≤0.1	>0.1
�U(Pb)	≤0.005	≤0.01	≤0.05	≤0.1	>0.1
�(Be)	≤0.00002	≤0.0001	≤0.0002	≤0.001	>0.001
�^(Ba)	≤0.01	≤0.1	≤1.0	≤4.0	>4.0
�(Ni)	≤0.005	≤0.05	≤0.05	≤0.1	>0.1
�ε��(mg/L)	��Ùz��	≤0.005	≤1.0	≤1.0	>1.0
��(mg/L)	≤0.005	≤0.05	≤5.0	≤5.0	>5.0
��c�ξ�(��/L)	≤3.0	≤3.0	≤3.0	≤100	>100
��(sh��)(��/mL)	≤100	≤100	≤100	≤1000	>1000
��a��	≤0.1	≤0.1	≤0.1	≤0.1	>0.1
��ρ��	≤0.1	≤1.0	≤1.0	≤1.0	>1.0