As described above, the addition effect of trimethylglycine, which is characteristic of the present invention, was observed in the ranges ofNa/K=80/20to 50/50 and 1 to 8% of trimethylglycine, and it was especially notable in the rangescme.
As described above, the addition effect of trimethylglycine, which is characteristic of the present invention, was observed in the ranges ofNa/K=80/20to 50/50 and 1 to 8% of trimethylglycine, and it was especially notable in the rangescme.