Specification of S-Metolachlor TC in HG/T5425-2018
Items Standard
Ratio of (S) isomer, % ≥ 85.0
6-ethyl-o-toluidine (2-ethyl-6-methylaniline),% ≤ 0.1
6-ethyl-N-(2-methoxy-1-methylethyl)-o-toluidine,% ≤ 0.4
2-chloro-6'-ethylacet-o-toluidide,% ≤ 1.2
Moister, % ≤ 0.5
pH 5.0 ~ 8.0
Acetone insoluble, % ≤ 0.2
Specification of S-Metolachlor EC in HG/T5426-2018
Items | Standard | |
S-Metolachlor, % / g/L | 42.25±2.4 / 480±24 | |
Ratio of (S) isomer, % | ≥ 85.0 | |
6-ethyl-o-toluidine (2-ethyl-6-methylaniline),% | ≤ 0.1 | |
6-ethyl-N-(2-methoxy-1-methylethyl)-o-toluidine,% | ≤ 0.3 | |
2-chloro-6'-ethylacet-o-toluidide,% | ≤ 1.0 | |
Moister, % | ≤ 0.5 | |
pH | 4.0 ~ 8.0 | |
Persistent foaming (foam volume after 1 min), ml | ≤ 60 | |
Emulsion stability (dilute 200 times) | Qualified | |
Stability at 0 °C | Qualified | |
Stability at 54 °C | Qualified | |
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