USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
we're in good position to supply oled intermediates .
in the past 25 years, we have won technical support from several well-known universities and institutes.
we supply good quality 9-fluorencarboxylic acid cas# 1989-33-9 at competitive price.
our 9-fluorencarboxylic acid cas# 1989-33-9 has been exported to many countries and regions. if you are looking for 9-fluorencarboxylic acid cas# 1989-33-9 suppliers in china, sinosun is your best choice.
pls contact with us freely for getting prices, delivery time and payment terms.
1.specification
appearance: white to yellow powder
assay(hplc): ≥98%;
2.
9-carboxyfluorene chemical properties |
melting point | 228-231 °c(lit.) |
boiling point | 309.75°c (rough estimate) |
density | 1.1307 (rough estimate) |
refractive index | 1.5681 (estimate) |
fp | 230°c |
storage temp. | store below +30°c. |
pka | 4.59±0.20(predicted) |
water solubility | insoluble |
3.
safety information |
hazard codes | xi |
risk statements | 36/37/38 |
safety statements | 22-24/25-36/37/39-27-26 |
wgk germany | 3 |
hazard note | irritant |
tsca | yes |
hs code | 29163900 |