Main > DESICCANTS > SilicaGel > Moisture Indicator Contg SilicaGel > Moisture Color Indicator SilicaGel > Non-Co Indicator Contg SilicaGel > Co.: UK. I > Patent > Claims Etc > Claim 1: Humidity Indicator Compris > ing: SilicaGel Carrier Impregnated > with Active Indicator consisting: > Iron(II) &/or Iron(III) Salt; Salt > Contg > 1 Cation One of Which is > Fe(II) or Fe(III). Claim 2: Upon > Exposure to a Humid Environment > ; Indicator Undergoes Color Change > & whereinafter Indicator may be

---

& whereinafter Indicator may be's subsections
ReGenerated for Re-Use. Claim 3:

& whereinafter Indicator may be's products
This section has no products