四氢呋喃均聚醚的熔点是多少？

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土贝母苷丙 (9ci)-1-羟基-2-哌啶羧酸 1158383-34-6 1159840-61-5 雷洛昔芬杂质I 齐拉西酮开环杂质 1160640-95-8 116078-65-0 1160852-22-1 甲巯咪唑-D3 沙苑子苷 1161921-82-9 硝替卡朋 橄榄苦甙 龙血素 C 莪术二醇 116-45-0 21-羟基孕烯醇酮 Moluccanin 1166393-85-6 西北甘草异黄酮 116839-68-0 1169768-28-8 117013-19-1 3'-甲氧基葛根素 3'-羟基葛根素 1170613-55-4 1170856-93-5 117089-08-4 117094-40-3