3" x 2" Paper Humidity Indicators - 30-50% Monitor, Case of 125
$35.16
/ case of 125$0.28 per box
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Ships from the nearest of 5 US warehouses · freight calculated at checkout
30-day returns on stock items · Return policy
Inside dimensions
3" × 3"
Board / material
N/A
Color
White
Freight class
Class 70
Specifications
| Inside dimensions | 3" × 3" (L × W) |
|---|---|
| Board / material | N/A |
| Color | White |
| Sold as | Case of 125 |
| Order in multiples of | 1 |
| Case weight | 0.52 lb |
| Outer carton (shipping) | 4.0 × 4.0 × 3.5 in |
| LTL freight class | Class 70 |
| GTIN | 51111157855 |
| SKU | DES160 |
About this item
SKU DES160 — 3" × 3", N/A, White. Sold as a case of 125, shipped from US warehouses.
Track humidity in real-time with these compact 3 " x 2 " paper humidity indicators. Color changes from blue to pink as moisture levels increase across 30-40-50% thresholds. Case of 125 units ensures consistent monitoring across your entire shipping operation.
Common questions
How do I know when humidity levels are too high?
The indicator paper changes color from blue to pink when humidity exceeds safe thresholds. This visual signal provides immediate confirmation without equipment, making it ideal for quick shipment inspections and compliance verification.
Can these indicators be reused?
No, these are single-use indicators. Once the color changes from blue to pink, the indicator has completed its function and should be documented for compliance records before disposal.
What industries require humidity indicators for shipping compliance?
Electronics manufacturers, optical companies, pharmaceuticals, medical device suppliers, and precision instrument manufacturers commonly use humidity indicators to meet shipping standards and protect products during transit and storage.
How long do indicators remain accurate?
These indicators are designed for immediate deployment from storage. For best results, use within 12 months of purchase and store in sealed, climate-controlled conditions to maintain chemical sensitivity and accuracy.
Order support
Questions on specs or freight?
Send the SKU, quantity, and delivery ZIP and we will confirm specs, availability, and freight before you order.