72 copies of 1-(3-Amino-4-methylphenyl)-2-thiourea, 72 copies of 4-(4-Aminophenyl)benzenamine and 600 a mixture of sulfur in the 200 ~ 210 ℃ calcination 10 hours, and its product with Sodium hydroxide solution in 10 ℃ processing, and acid precipitation (BIOS.gur 1155-37).
Properties and Applications
dark red light yellow.
Standard
Acid Resistance
Alkali Resistance
Light Fastness
Fulling
Persperation Fastness
Soaping
Moderate
Severe
ISO
4-5
5
3-4
4
4
AATCC
3
5
C.I. Sulphur Yellow 3 (8CI,9CI) Upstream-Materialien And Downstream Produkte