说明：盐酸，ACS�?00mL

量程�?-0.200mg/L，As

保质期（天）�?50

分析方法：砷8013 0-0.200mg/L As
�?008 0.02-3.00mg/L
�?008 0.02-5.00mg/L
�?0031 0.4-50.0mg/L
�?0023-0.02-2.50mg/L
�?0205超低量程 0.015-2.00mg/LNH?-N
�?0205 低量� 1-12mg/L NH?-N
�?0205 高量� 2-47mg/L NH?-N