These Fabrics are certified to fall into the Neutral range on the pH scale of 0 to 14:

CATALINA
Black 6.46
Ivory 7.04
Natural 7.40
Sandstone 6.80
Snow 6.59

COUNTESS
Ant. White 6.43
Bone 6.92
Chalk 7.22
Pineapple 6.99
Seal 6.77

EDEN
Bleached 6.14

LEXINGTON
Black 7.43
Doeskin 7.29
Off White 7.87

MONTICELLO
Oyster 7.06