Type A silica gel beads sealed one-side into DuPont Tyvek, supplied with the documentation regulated customers ask for.
Sachets, Pouches & Packs
DMF-free and cobalt-free with MSDS, SGS and RoHS documentation
Where a buyer has to evidence what is inside the sachet, this is the grade to specify. Type A silica gel beads are sealed into DuPont Tyvek, the material is one-side sealed for clean printing, and the pack is supplied DMF-free and cobalt-free with MSDS, SGS and RoHS documentation available on request.
| Bulk density | ≥ 700 g/L |
|---|---|
| Attrition | ≤ 5% |
| pH | 6 – 7 |
| Moisture absorption @ 80% RH | ≥ 34% |
| Colour change | Dark blue → light pink |
| Material | DuPont Tyvek, one-side sealed |
| Composition | DMF-free, cobalt-free |
The indicator reports its own condition — no weighing, no fixed replacement schedule.
Dark blue → Light pink
Indicating variant
Custom sizes are routine. If none of the standard weights suit your enclosure, tell us the dimensions and we will quote an odd size, a different pouch material, or printed pouches to your artwork.
Available on request with your order. Tell us what your market or auditor requires before you specify the product.
Send us your enclosure size, quantity and destination. We will confirm the right grade, pack size and lead time — and tell you if a different product would serve you better.
Related products
Pharmaceutical-grade Tyvek sachets
DuPont Tyvek pouches filled with 3–4 mm or 4–5 mm beads, made for tablet, capsule and soft-gel containers.
Non-tearable pouches for direct pharmaceutical pack insertion
Packed sachets
The core packed range: silica gel sealed into breathable pouches from 0.5 g to 5 kg, in Tyvek, non-woven, paper or cloth.
Fourteen standard sizes, four pouch materials, custom sizes to order
Large-format desiccant bags
Heavy bags from 200 g to 5 kg for corrugated cases, engineering crates and shipping containers.
Absorbs 35–40% of its own weight, with an optional hanging hook
DuPont barrier material
DuPont Tyvek sheet compatible with ethylene oxide, gamma and hydrogen peroxide sterilisation.
Survives ETO, gamma and hydrogen peroxide sterilisation
Talk to our experts
Send us the product, the enclosure, the route and the storage period. You will get a desiccant type, a dose and a format back — not just a price list.