Optical Brightener NFW-L is for cotton fibres, wool & nylon. It's for exhaustion and padding process.Its using temperature is wide, and good stability to acid and alkalis, hard water.Washing fastness is normal and low affinity.
Optical Brightener NFW-L is for cotton fibres, wool & nylon. It's for exhaustion and padding process.Its using temperature is wide, and good stability to acid and alkalis, hard water.Washing fastness is normal and low affinity.
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