dyes-and-pigments - dyes-and-pigments Manufacturer Supplier Exporter

β-form, Dye content 90?%
Zinc free
triple-sublimed grade, >99.95% trace metals basis
tested according to Ph. Eur.
tech.
Suitable for the differential staining of cellular elements of blood
sublimed grade, Dye content 99?%
NIST? SRM? 2975
NIST? SRM? 1650b
nanopowder, less than 500 ppm Al, Ti, Fe, Ni, Cu, and Zn combined
nanopowder, graphitized, less than 250 ppm Al, Ti, Fe, Ni, Cu, and Zn combined
meets USP testing specifications
less than 100 ppm Al, Ti, Fe, Ni, Cu, and Zn combined
hydrophilic pore surface
heavy, powder
for microscopy, concentrate according to Ehrlich, concentrated, aqueous solution
Endotoxin (BET) 1EU/mg
Dye content >99?%
Dye content ≥85?%
certified by the Biological Stain Commission
anhydrous, free-flowing, Redi-Dri?
99.9%
>99.0%(T)
99%
99
>98.0%(T)
98%
98
95-101%
>95.0%(HPLC)
>93.0%(T)
>90.0%(E)
90%+
90% dye content
85%
82%
5?wt. % in H2O
-325 mesh
0.2% in isopropanol, for TLC derivatization
(as produced)
&ge