1) n plus D470 Al (Sodium Hydroxide Abrasive Additive)
 If the companies use the sodium hydroxide bath which chromatizing the aluminium, this product is suggested to be used. It provides the sodium hydroxide baths to abrade the aluminium properly and prevents the calcification in these baths.

2) n plus D475 Al (Sodium Hydroxide Abrasive Additive)
 If the companies use the sodium hydroxide bath which chromatizing the aluminium, this product is suggested to be used. It provides the sodium hydroxide baths to abrade the aluminium properly and prevents the calcification in these baths.

3) n plus D480 Al (Sodium Hydroxide Delustering Additive)
 If the sodium hydroxide bath which is set as aluminium anodization is used for delustering, then this product is suggested to be used. It provides the sodium hydroxide baths to deluster and abrade the aluminium properly and prevents the calcification in these baths.