????? ?????? ????? ?????? ??????, ?????? ?????, ?????? ???????? ??????? ?????? ??????? ?????????? ?????? ?????????? ???????, ???????? ??? ?????????? ??? ??? ???? ???? ????? ???? ???????? ???? (d2025): 1.363? ??????? ?????? 270 °c (?????)? ?????? ??????? (67.6g/100ml, 20 °C), 5% ??? ???? (47.5g/100ml, ????? ?????????), 25% ???? ???? (5Chemicalbooklg/100ml, ????? ?????????)? ?????????? ???????? (5.8g/100m1), ?????? (0.3g/100m1) ?? ???????? 1% ???? ?????? pH ????? 7~8? ??? ???? ??????? ?????? ??? ??????? ???? ????? ?? ???? ?????? ???????, ??? ???? ??????????? ??????? ????????? ???? ??? ?????????, ??? ?????? ????? ??????????? ???????? ??????? ???????????, ??? ????????????? ???????? ??????? ??? ???????, ??? ???????? ???? ?????? ???? ??? ???????