Table. Possible saliva collection devices for severe acute respiratory virus coronavirus 2 RNA testing.
| Tube type | Collection | Buffer type | Cost per sample, USD | Manufacturer |
|---|---|---|---|---|
| Oragene•Dx collection device (OGD-510)* |
Funnel |
Ethanol <24%; Tris 1%–5% (host DNA stabilization) |
28.00 |
Genotek, https://www.dnagenotek.com |
| Samplify SD-3000 |
Funnel |
Dry preservative; sodium dodecyl sulfate <1% |
24.00 |
Samplify (URL not available) |
| Saliva collection kit |
Funnel |
Unknown |
22.47 |
IBI Scientific, https://www.ibisci.com |
| SDNA-1000 small tubes* |
Wide-mouth tube |
Ethanol 10%–25%;
Tris 1%–5%; thiocyanic acid:guanidine (1:1)
25%–50%; pH 7.9–8.3 |
17.99 |
Spectrum Solutions, https://spectrumsolution.com |
| Saliva RNA Collection and Preservation Device |
Wide-mouth tube |
Unknown liquid, colorless, odorless |
18 |
Norgen (Biotek), https://norgenbiotek.com |
| Liquid biopsy/spit devices |
Complicated unit (various) |
Unknown |
9–12 each |
Oasis Diagnostics, https://4saliva.com |
| OMNIgene•ORAL saliva collection device (OM-505)* |
Funnel |
Sodium dodecyl sulfate
1%–5%; glycine,N,N′-trans- 1,2-cyclohexanediylbis
[N-(carboxymethyl)-,hydrate
1%–5%; lithium chloride 0.5%–1.5% |
9.50 |
Genotek |
| GeneFix Saliva DNA/RNA Collection |
Funnel |
Unknown liquid, colorless |
9 |
Isohelix, https://isohelix.com |
| DNA/RNA Shield saliva collection kit* |
Wide-mouth tube |
Unknown liquid, colorless,
pH 5.0–7 |
7.25 |
Zymo Research, https://www.zymoresearch.com |
| Saliva collection system |
Small beaker |
Unknown |
Unavailable |
Greiner Bio-One, ttps://www.gbo.com |
| Pedia•SAL Infant/Toddler Salivary Collection |
Soother + collector |
None |
Unavailable |
Oasis Diagnostics |
| Oral swab |
Swab |
None |
1.76 |
Salimetrics, https://salimetrics.com |
| Saliva collection aid + cryovial |
Straw + 2 mL collection vial |
None |
1.36/straw, 0.76/vial |
Salimetrics |
| Urine collection cups |
Wide-mouth cup |
None |
0.47 |
ThermoFisher, https://www.thermofisher.com |
| Sterile tube, large volume | Wide-mouth tube | None | 0.46 (25 mL), 0.38 (5 mL) | Eppendorf, https://www.eppendorf.com |
| Sterile tube, small volume | Narrow-mouth tube | None | 0.16 (2 mL) | ThermoFisher |
*Approved by US Food and Drug Administration Emergency Use Authorization for saliva-based diagnostics.