eco-INSTITUT Germany GmbH
Eco-Institut Label Testing Criteria for Bedding and Mattresses
eco-INSTITUT Criteria
Polyurethane Foam vs Talalay Latex Off-Gassing
Comparison of petrochemical polyurethane VOC emissions vs natural rubber Talalay latex vulcanization off-gassing.
Latex Has Substantially Lower VOCs
Direct answer summary
Polyurethane memory foam and natural Talalay latex differ completely in chemistry and off-gassing. Polyurethane foam is synthesized from petroleum polyols and isocyanates (TDI/MDI), emitting hydrocarbon volatiles and amine catalyst odors during curing. Natural Talalay latex is whipped from rubber tree sap (Hevea brasiliensis) and baked with zinc oxide vulcanizers, emitting a mild, sweet, non-toxic vanilla-like aroma that dissipates within 24 to 48 hours without harmful VOCs.
Key points
Polyurethane foam releases petrochemical VOCs and tertiary amine catalyst vapors.
Natural Talalay latex is made from rubber tree sap and releases zero petroleum VOCs.
Talalay emits a faint sweet rubber aroma that dissipates harmlessly within 24 to 48 hours.
Interactive example
Explore an example related to this answer.
Verified Law Label
Interactive Visual Tool
Law Label & Material Audit
Inspect the physical law label tag, decode the state Uniform Registry Number (URN), and review certified material percentages under CPSC 16 CFR Part 1633.
What the law tag tells you
Uniform Law Label & Material Deconstruction
Under FTC 16 CFR Part 303 and IABFLO uniform law label standards, bedding manufacturers must disclose exact net filling weights using standardized generic fiber terms. Marketing buzzwords are prohibited under federal penalty.
▲ Sewn Into Seam (Tyvek Substrate) ▲
UNDER PENALTY OF LAW THIS TAG NOT TO BE REMOVED EXCEPT BY THE CONSUMER
ALL NEW MATERIAL CONSISTING OF
POLYURETHANE FOAM PAD55%
RESIN-TREATED COTTON BATTING25%
RAYON FIBER / WOOL CHAR BARRIER20%
Net Filling Weight (Excluding Steel Springs)
Uniform Registry Number (Click to decode)
REG. NO. UT-12345 (FL)
Certification is made by the manufacturer that the materials in this article are described in accordance with law.
Manufacture Date:04/2026
Plant Facility:Tampa, FL
Legal Entity:Saatva Inc. / Bedding Industries of America (BIA)
16 CFR Part 1633 Prototype: STV-115-HYB-2026Inspect →
Physical Tag Dimensions: 2.75" × 3.75" (Meets IABFLO 2.5" × 3.0" min)
What the tag number means
REG. NO. UT-12345 (FL)
Issuing State
UT (Utah)
Registry Sequence
#12345
Plant Location
FL (Florida)
IABFLO 31-State Reciprocity: The issuing state (UT) participates in the Uniform Law Label system. This single registration permits lawful commercial distribution across all 31 regulated US bedding jurisdictions without duplicate state tags.
Specifications
Recorded specifications
Values and benchmarks recorded for this question.
| Specification | Measured value | Benchmark | Status |
|---|---|---|---|
| Polyfoam Feedstock | Petrochemical Crude Oil & Polyols | Petrochemical Derivative | neutral |
| Latex Feedstock | Natural Hevea Brasiliensis Tree Serum | Botanical Renewable Resource | pass |
| VOC Emission Profile | Polyfoam: 0.2 - 0.5 mg/m3; Latex: < 0.05 mg/m3 | Latex Emissions are 90% Lower | pass |
| Health Certification | Eco-Institut & GOLS Certified Latex | Zero Petrochemical Footprint | pass |
Standards reference: Benchmarks derived from ASTM D3574 (flexible cellular foam), CPSC 16 CFR 1633 (open flame flammability), and clinical capillary closing thresholds (32.0 mmHg).
Checklist
Consumer Safety & Chemical Verification Protocol
Step-by-step physical inspection procedure for flame barrier integrity and law label compliance.
- 01
Audit Foam Type on Law Tag
Confirm whether the filling lists 'polyurethane foam' or 'natural latex rubber'.
Watch for: Do not confuse synthetic SBR (styrene-butadiene) latex with 100% natural tree latex.
- 02
Sniff Test After Opening
Note that natural latex smells faintly of sweet dough, not harsh chemical paint fumes.
Watch for: Never expose raw latex cores to direct sunlight; UV rays oxidize natural rubber.
- 03
Check GOLS / Eco-Institut Seals
Verify organic latex seals verifying the raw rubber was grown without synthetic pesticides.
Watch for: Avoid hybrid beds with blended latex containing 70% synthetic petrochemical fillers.
Sources
Sources for this answer
Read the source documents behind the thresholds, measurements, and policy details used here.
View source
Control Union Certifications
Global Organic Latex Standard (GOLS) Version 3.0
GOLS Standard