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Do not exceed the boil in any procedure using Spandex® as the physical properties may deteriorate.

Do not use chlorine in any bleaching procedures with Spandex® as it will cause yellowing and possible degradation of the fiber.

A general scouring procedure for Nylon/Spandex® is as follows:

  • Enter goods into bath at 100°F(38°C) and add:
    • 1.00-2.00 % owg      Orconol CHSA Conc™
    • 0.20-0.30 % owg      Soda Ash to pH 8.5-9.0
    • 0.50-1.00% owg       Orcopon PCA™
    • 0.10-0.20% owg       Sodium Hexametaphosphate
  • Raise temperature slowly to 140-150°F(60-66°C) and hold for 20-30 minutes.
  • Cool back with overflow to 120°F(49°C) and drop bath.
  • Refill and rinse for 10 minutes.
  • Drop bath a second time and repeat rinse step.

Proper rinsing is important so that no contaminates or residual detergent is carried over into the dye cycle.

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