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

¡Â 0.05%

LAM 13/12/48.12