LogoSHIELD
Request Eval Kit
VIEW A — EXTERNAL SHELL
PRESSURE+0.5 kPa1420mm TORSO
HELM-001
BUTYL-RUBBER HOOD
6.3mm WALL
GLV-INT-003
INNER GLOVE SEAL
ASTM D6978
BT-SOLE-007
NITRILE COMPOUND
ASTM F2413
EAV-002
EXHALED AIR VALVE
EN 148-1
⬤ SEAM-SEAL-A
TAPED + WELDED
ASTM F1052
SUIT WEIGHT
4.2 kg
DRY / SIZE M
SEAM TYPE
TYPE-6
TAPED WELD
CLOSURE
GAS-TIGHT
EN 943-1 A
SECTION B-B — BARRIER CROSS-SECTION
SHIELD / MODEL SPS-900 / TYPE 1A GAS-TIGHT

Engineered layer
by molecular layer.

Five barrier layers. One integrated system. Certified against fluorine vapor, concentrated H₂SO₄, and weaponized chlorine at concentrations that exceed IDLH thresholds by 40×.

BARRIER LAYER STACK — CROSS SECTION AT TORSO
L-01
OUTER SHELL FABRIC
Woven para-aramid / PTFE laminate
0.42mm
L-02
CHEMICAL-RESISTANT FILM
Butyl rubber co-polymer film
0.28mm
L-03
STRUCTURAL BARRIER
Cross-linked polyethylene film
0.18mm
L-04
MOISTURE VAPOR BARRIER
ePTFE membrane composite
0.12mm
L-05
COMFORT THERMAL LINER
Aramid knit / FR treated
2.8mm
TOTAL BARRIER THICKNESS3.80mm NOMINAL
Breakthrough Time
>480 min
ALL CHALLENGE AGENTS
Permeation Rate
<0.1 μg/cm²/min
EN 374-3 TEST METHOD
Tensile Strength
680 kPa
ASTM D751 BURST
Flame Resistance
42.0 cal/cm²
ASTM F1959 TPP RATING
Scroll for Spec Data
SECTION 02 — COMPONENT DETAIL ANALYSIS

Every interface. Every mechanism.
Every seam justified.

Macro-detail photography paired with component-level performance data. The three highest-failure-probability interfaces, tested to destruction.

Close-up macro photograph of chemical protective glove-to-sleeve interface gasket showing seam construction and rubber seal
DETAIL A — GLOVE-TO-SLEEVE GASKET
PERFORMANCE DATA TABLE — DETAIL A
PARAMETERVALUE / RESULTTEST REF.
INTERFACE TYPEDouble-seal butyl gasketASTM F1052
INNER SEAL WIDTH32mm bonded overlapMIL-DTL-32102
PULL FORCE (MIN)450 N sustainedASTM D412
CHEMICAL COMPAT.HF · H₂SO₄ · HNO₃ · Cl₂EN 374-1
TEMP RANGE-30°C to +60°CISO 6945
CERT. CLASSType 1A Gas-TightEN 943-1:2015
COMPONENT PASSES ALL REFERENCED TEST STANDARDS
Macro photograph of exhaled air valve mechanism on chemical protective suit showing valve housing and seal components
DETAIL B — EXHALED-AIR VALVE MECHANISM
PERFORMANCE DATA TABLE — DETAIL B
PARAMETERVALUE / RESULTTEST REF.
VALVE TYPEPositive-pressure EAVEN 148-1
CRACKING PRESSURE50–150 PaEN 943-1 §8.6
FLOW RATE160 L/min nominalASTM F1052
CHEMICAL RESIST.Butyl + PTFE seatASTM F739
CYCLE LIFE>50,000 cyclesISO 16900-4
INWARD LEAKAGE<0.05% (CBRN grade)NFPA 1994 §8
COMPONENT PASSES ALL REFERENCED TEST STANDARDS
Close-up macro photograph of chemical resistant boot sole tread compound showing pattern geometry and material texture
DETAIL C — BOOT-SOLE TREAD COMPOUND
PERFORMANCE DATA TABLE — DETAIL C
PARAMETERVALUE / RESULTTEST REF.
COMPOUNDNitrile-butadiene rubberASTM D2000
HARDNESS65 Shore A ± 5ASTM D2240
SLIP RESISTANCESRC rated (wet + dry)EN ISO 20345
CHEMICAL SOAK>8h H₂SO₄ 98% immersionASTM F1296
STEEL TOE200J impact / 15kN crushASTM F2413-18
STATIC DISSIP.<100kΩ (ESD rated)EN 61340-4-3
COMPONENT PASSES ALL REFERENCED TEST STANDARDS
SECTION 03 — CHEMICAL PERMEATION TEST DATA

Every challenge agent.
Every result documented.

ASTM F739 and EN 374-3 permeation testing conducted by accredited third-party laboratory. Data certified for procurement specification use.

47
Challenge Agents Tested
100%
Pass Rate vs. IDLH Agents
>480
Min Breakthrough (Primary)
PERMEATION TEST RESULTS — ASTM F739 / EN 374-3 / CHALLENGE CONCENTRATION AT NEAT OR STATED %LAB CERT: TÜV-SÜD-2025-PRM-4471
CHEMICAL AGENTCAS NO.TEST CONC.BREAKTHROUGH TIMEPERMEATION RATETEST METHODHAZARD CLASSRESULT
Hydrogen Fluoride (HF)7664-39-349% (aq)>480 min<0.08 μg/cm²/minASTM F739IDLH: 30 ppmPASS
Sulfuric Acid (H₂SO₄)7664-93-998% concentrated>480 min<0.05 μg/cm²/minASTM F739IDLH: 15 mg/m³PASS
Chlorine Gas (Cl₂)7782-50-51000 ppm gas>480 min<0.02 μg/cm²/minEN 374-3IDLH: 10 ppmPASS
Ammonia (NH₃)7664-41-730% (aq)>480 min<0.01 μg/cm²/minASTM F739IDLH: 300 ppmPASS
Nitric Acid (HNO₃)7697-37-270% concentrated>480 min<0.06 μg/cm²/minEN 374-3IDLH: 25 ppmPASS
Methyl Chloride (CH₃Cl)74-87-3Neat vapor312 min0.14 μg/cm²/minASTM F739IDLH: 300 ppmPASS
Dimethyl Sulfoxide (DMSO)67-68-5100% neat>480 min<0.01 μg/cm²/minASTM F739Simulant carrierPASS
Toluene Diisocyanate (TDI)584-84-980/20 isomer mix>480 min<0.01 μg/cm²/minEN 374-3IDLH: 2.5 mg/m³PASS
Permeation rates reported at steady-state flux. Breakthrough time defined as cumulative mass ≥0.1 μg/cm². Data valid at 23°C ± 2°C.Full 47-agent dataset (PDF) →
SEAM TENSILE STRENGTH — ASTM D751 / ASTM F1052
SEAM LOCATIONCONSTRUCTIONBREAK LOADRESULT
Shoulder jointTape-weld + stitch2,840 NPASS
Glove interfaceDouble-seal butyl1,960 NPASS
Boot attachmentVulcanized bond3,120 NPASS
Zipper closureGas-tight rail1,480 NPASS
FLAME & THERMAL RESISTANCE — ASTM F1959 / NFPA 2112
TESTSTANDARDRESULTRATING
Thermal Protection PerformanceASTM F195942.0 cal/cm²ARC-4
Flame resistance (vertical)ASTM D6413Char: 28mmPASS
Manikin flash fireASTM F19303.2% predicted burnPASS
Heat transfer (radiant)ASTM F1939RHTI24: 18.4sPASS
SECTION 04 — CERTIFICATION & COMPLIANCE MATRIX

The standards your
procurement spec will cite.

Certified against every major international standard applicable to gas-tight CBRN ensembles. Documentation available for inclusion in bid specifications.

9
Active Certifications
4
Regulatory Bodies
2026
Last Audit Year
EN 943-1:2015
CERTIFIED
Gas-Tight Chemical Protective Suits
CEN / European Committee
Gaseous, liquid, aerosol & solid chemicalsType 1A
NFPA 1991
CERTIFIED
Vapor-Protective Ensembles for CBRN
National Fire Protection Association
Chemical, biological, radiological, nuclearCBRN Grade
ASTM F1001
COMPLIANT
Standard Guide for Chemical Permeation
ASTM International
21 challenge chemicals standard setTest Method
MIL-PRF-32117A
CERTIFIED
Chemical & Biological Protective Suit
U.S. Department of Defense
CBRN threat environmentsMilitary Performance
EN ISO 20345:2022
CERTIFIED
Safety Footwear
ISO / CEN Joint Standard
Impact, penetration, slip, static dissipationS3 SRC ESD
ASTM F2413-18
CERTIFIED
Standard Specification for Footwear
ASTM International
Impact, compression, electrical hazardI/75 C/75 EH
EN 374-1:2016
CERTIFIED
Protective Gloves Against Chemicals
CEN / European Committee
Chemical and microorganism penetrationType B
ISO 16602:2007
COMPLIANT
Protective Clothing for Chemical Risks
International Standards Organization
Classification and performanceType 1 ET
NIOSH 42 CFR 84
COMPATIBLE
CBRN Self-Contained Breathing Apparatus
National Institute for Occupational Safety
Ensemble integration testedSCBA Compatible
CERTIFIED BY:
TÜV SÜD
SGS
Intertek
NIOSH
UL
SECTION 05 — PROCUREMENT EVALUATION PATHWAY

You've reviewed the data.
Request the evaluation kit.

The Technical Evaluation Kit includes: physical sample suit (size M), full permeation data binder (47 agents), third-party lab certificates, and a 90-minute technical briefing with our applications engineering team.

REQUEST TECHNICAL EVALUATION KIT

No commitment required. Response within 1 business day.

DOWNLOAD FULL PERMEATION DATA (PDF)

47-agent permeation dataset including all ASTM F739 raw data, third-party lab certificates, and EN 374-3 results. Formatted for inclusion in procurement bid comparisons.

EVALUATION KIT CONTENTS
Physical suit sampleSize M, full ensemble
Permeation data binder47-agent full dataset
Third-party lab certificatesTÜV SÜD / SGS originals
Technical briefing90 min with apps engineering
Procurement spec languageDraft bid spec language
DIRECT TECHNICAL CONTACT
applications@shieldsps.com
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+1 (800) 744-3353