| 1. | Health standard for phthalic anhydride in the air of workplace 车间空气中邻苯二甲酸酐卫生标准 |
| 2. | Chemical reagent . o - phthalic anhydride 化学试剂.邻苯二甲酸酐 |
| 3. | Tetra hydro phthalic anhydride 四氢邻苯二甲酸酐 |
| 4. | Tetra hydro phthalic anhydride 邻苯二甲酸酐 |
| 5. | Sampling and handling naphthalene , maleic anhydride and phthalic anhydride 萘,顺丁烯二酐,苯三甲酸酐的抽样和处置方法 |
| 6. | Phthalic anhydride min 邻苯二甲酸酐 |
| 7. | Horizontal road marking . markings applied on the roads . phtalic anhydrid determination 路面水平标记.马路标记.邻笨二甲酸酐的定量测定 |
| 8. | Binders for paints and varnishes - alkyd resins - determination of phthalic anhydride content 涂料和清漆用粘合剂.醇酸树脂.邻苯二甲酸酐含量的测定 |
| 9. | Binders for paints - methods of test for alkyd resins - determination of phthalic anhydride content 涂料用粘合剂.醇酸树脂的试验方法.邻苯二甲酸酐含量的测定 |
| 10. | Polyglycols for industrial use . determination of hydroxyl number . phthalic anhydride esterification method 工业用聚乙二醇.羟基数值的测定.邻苯二甲酸酐酯化法 |