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DIN CEN/TS 13130-24
Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 24: Determination of maleic acid and maleic anhydride in food simulants; German version CEN/TS 13130-24:2005
Edition
2005-05
DIN EN ISO 7327
Plastics - Hardeners and accelerators for epoxide resins - Determination of free acid in acid anhydride (ISO 7327:1994); German version EN ISO 7327:1997
Edition
1997-11
ISO 6796
Polyglycols for industrial use; Determination of hydroxyl number; Phthalic anhydride esterification method
Edition
1981-09
ISO 7327
Plastics - Hardeners and accelerators for epoxide resins - Determination of free acid in acid anhydride
Edition
1994-07
OENORM CEN/TS 13130-24
Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 24: Determination of maleic acid and maleic anhydride in food simulants
Edition
2005-05-01
OENORM EN ISO 7327
Plastics - Hardeners and accelerators for epoxide resins - Determination of free acid in acid anhydride (ISO 7327:1994)
Edition
1997-09-01
SN EN ISO 7327
Plastics - Hardeners and accelerators for epoxide resins - Determination of free acid in acid anhydride (ISO 7327:1994)
Edition
1998
XP D25-201-24 ; XP CEN/TS 13130-24:2005-05-01
Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 24: determination of maleic acid and maleic anhydride in food simulants
Edition
2005-05-01
NF T51-530 ; NF EN ISO 7327:1997-08-01
Plastics. Hardeners and accelerators for epoxide resins. Determination of free acid in acid anhydride
Edition
1997-08-01
BS 2068
Specification for acetic anhydride
Edition
1970-01-20