مشخصات فنی
| o-Cresolsulfonphthalein, Kresolrot | Synonym |
|---|---|
|
1733-12-6
|
CAS-No
|
|
217-064-2
|
EC-No
|
|
Deep red to brown powder
|
Appearance
|
|
C21H18O5S
|
Linear formula
|
|
Slightly soluble (20ºC)
|
Solub. in H2O
|
|
382.43 g/mol
|
Molecular Weight
|
|
290ºC (decomposes)
|
Melting point
|
|
600-620 Kg/m3
|
Bulk. Density
|
|
2934-99-90
|
HS-No
|
|
Eye irritation, Skin irritation, H315, H319, H335, P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501 LGK 10 - 13
|
GHS
|
|
Keep container tightly closed in a dry and well-ventilated place
|
Storage Conditions
|
|
pH 0.5 – pH 2.5 pink – brownish yellow
|
1st transition range
|
|
pH 6.5 – pH 8.5 yellow – purple
|
2nd transition range
|
|
passes test
|
Appearance of solution
|
|
passes test
|
Sensitive test
|
