PTBBA´Â p-TERTIOBUTYL BENZOIC ACID·Î PVC¾ÈÁ¤Á¦·Î »ç¿ëÀÌ µË´Ï´Ù.
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PTBBA
CHARACTERISTICS
METHODS
Appearance
Mainly white to slightly yellowish granulars
LAM 13/ 01/ 082
Appearance of methanol solution (APHA scale : 2% w/v in MeOH)
¡Â 10
LAM 13/12/48.13
Melting Point
165¡É ~ 167¡É
LAM 13/12/48.11
Na by ICP/MS
¡Â 0.05%
LAM 08/21/0059
Assay by potentiometric titration(PTBB acid %) (acid number in mg KOH/g)
¡Ã 99.1% 312 ~ 317 mg KOH/g
LAM 13/12/48.20
Purity by HPLC (area %)
¡Ã 99.0%
LAM 13/12/48.42
Water by Karl Fischer
LAM 13/12/48.12