Phthalic Anhydride, technical grade A-type (orthoxylene grade) |
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Top grade value | First grade value | Method | ||
1 | Appearance | White flakes or powder or melt | White flakes or powder or melt. Yellowish or pinkish shade allowable. |
AM-1004 |
2 | CAS no. | 85-44-9 | ||
3 | EEC no. | 201-607-5 | ||
4 | Molecular formula | C8H4O3 | ||
5 | Formula weight, g/mol | 148 | ||
6 | Active material content, % | 100 | ||
7 | Flash point, ºC | 152 | ||
8 | Total acid number, mg KOH/g | 754-762 | AM-1353 | |
9 | Mass fraction of phthalic anhydride, % min | 99,9 | 99,7 | |
10 | Crystallization point, °C min | 130,9 | 130,6 | AM-1000 |
11 | Mass fraction of ferric (iron) compound, % max |
0,0002 | 0,003 | |
12 | Mass fraction of phthalic acid | not detected | N/A | |
13 | Mass fraction of maleic anhydride, % max |
0,05 | N/A | |
14 | Mass fraction of ash, % max | 0,002 | N/A | |
15 | Colour of melt (Pt/Co scale) | 15 | 50 | |
Colour of melt (Pt/Co scale) (For powder and flake only after 2 months of storage) |
20 | 80 | AM-1060/63 | |
16 | Colour stability on heating (Pt/Co scale) (90 min @ 250°C ), Hasen units, no more | 40 | 200 | |
Colour stability on heating (Pt/Co scale) (90 min @ 250°C) (For powder and flake only - after 2 month of storage), Hasen units, no more |
60 | N/A |
Shipment in small sacks palletized at 1 Mt stack or in 250/500 kg big bags.
Last update: Mon Jan 30 18:47:49 CET 2017