乙二醇丁醚

乙二醇丁醚, ≥99%

乙二醇丁醚, spectrophotometric grade, ≥99.0%

乙二醇丁醚, analytical standard

乙二醇丁醚, certified reference material, TraceCERT^®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland