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Claim analyzed
Health“Based on an oral LD50 greater than 2000 mg/kg body weight, EJUPAX is classified under the Globally Harmonized System as acute oral toxicity Category 5 with hazard statement H303 (May be harmful if swallowed).”
Submitted by Lively Robin 8289
The conclusion
The statement overstates what the evidence supports. GHS Acute Oral Toxicity Category 5 is generally tied to an oral LD50 above 2000 and up to 5000 mg/kg, with hazard statement H303, so “greater than 2000 mg/kg” is too broad. The record also does not provide EJUPAX-specific LD50 or SDS evidence, so the product-level classification is not established.
Caveats
- Category 5 is typically a bounded LD50 band (>2000 to ≤5000 mg/kg); values above 5000 mg/kg may fall outside Category 5.
- No verified EJUPAX-specific toxicology data or authoritative SDS in the record supports assigning this classification to EJUPAX itself.
- GHS Acute Toxicity Category 5 is not adopted or applied uniformly in all jurisdictions, so the classification is not universally portable.
This analysis is for informational purposes only and does not constitute health or medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional before making health-related decisions.
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Sources
Sources used in the analysis
For acute toxicity by the oral route, category 5 corresponds to an LD50 > 2000 mg/kg body weight. Hazard statement for category 5: H303 May be harmful if swallowed.
These substances are anticipated to have an oral or dermal LD50 value in the range 2000 - 5000 mg/kg or equivalent doses for other routes of exposure. Chemicals can be allocated to one of five toxicity categories based on acute toxicity by the oral, dermal or inhalation route according to the numeric criteria expressed as (approximate) LD50 (oral, dermal) or LC50 (inhalation) values... Category 5: Oral (mg/kg) LD50 in the range of 2000-5000 mg/kg.
GHS Category 5 covers chemicals with toxicities expected to fall in the range of oral and dermal LD50 of 2000 mg/kg -5000 mg/kg, or equivalent doses for inhalation toxicity. The basis of classification in both systems is the same: LD/LC50 values or “acute toxicity estimates” of the LD/LC50. GHS Criteria... Category III LD50 > 2000 mg/kg < 5000 mg/kg CAUTION No symbol Harmful in contact with skin Category IV LD50 > 5000 mg/kg.
Oral toxicity (LD50) >2,000 mg/kg-bodyweight is Band A (least toxic), with progressively more toxic bands down to ≤5 mg/kg-bodyweight (Band E). Note: This is a banding system for occupational exposure, where higher LD50 indicates lower acute toxicity hazard.
GHS 5-category hazard classification: Category IV includes chemicals with 300 < LD50 ≤ 2000 mg/kg. Category V includes chemicals with LD50 > 2000 mg/kg.
Acute Toxicity LD50 Category Ranges... Oral (mg/kg): Category 1 <5, Category 2 >5-<50, Category 3 >50-<300, Category 4 >300-<2000, Category 5 Anticipated oral LD50 between 2000 and 5000 mg/kg; Indication of significant effect in humans.
Category 5. LD50 > 2000 mg/kg < 5000 mg/kg (See Note (e) to GHS Table 3.1.1.). WARNING. No symbol. May be harmful if swallowed.
Include ingredients with a known acute toxicity, which fall into any of the acute toxicity categories, or have an oral or dermal LD50 greater than 2000 but less than or equal to 5000 mg/kg body weight (or the equivalent dose for inhalation).
H303 May be harmful if swallowed. Acute toxicity, oral (chapter 3.1). 4,5. H303 + H313 May be harmful if swallowed or in contact with skin. Acute toxicity, oral (chapter 3.1) and acute toxicity, dermal (chapter 3.1). 5.
Classification according to Regulation (EC) No 1272/2008 [GHS/CLP]: Acute Toxicity, oral - Category 1. Hazard phrases include H300 Fatal if swallowed (not H303).
There are 5 acute toxicity categories under GHS although some jurisdictions (i.e, EU) have not implemented category 5. The table below shows GHS classification criteria for acute toxicity for different routes. LD50 and LC50 values are needed for GHS classification. Acute toxicity category 1 represents the most severe toxicity.
Under GHS, acute oral toxicity Category 5 is defined as LD50 > 2000 mg/kg body weight, assigned the hazard statement H303: 'May be harmful if swallowed'. No specific Safety Data Sheet for EJUPAX found in public records, but classification follows standard GHS criteria if LD50 criterion is met.
Acute toxicity, oral (Category 4) materials can have LD50s or ATEs that fall outside the toxic endpoint for the IFC. Under the GHS, Category 5 is for higher LD50 ranges like 2000-5000 mg/kg, which may not align perfectly with some fire code definitions of toxicity.
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Expert review
3 specialized AI experts evaluated the evidence and arguments.
Expert 1 — The Logic Examiner
Sources 2, 3, 6, and 7 define GHS acute oral toxicity Category 5 as a bounded LD50 band (typically >2000 and ≤5000 mg/kg) with hazard statement H303, so the inference “LD50 >2000 ⇒ Category 5/H303” is not logically valid because it ignores the >5000 mg/kg case; Source 1's phrasing (“>2000”) conflicts with the more precise banded criteria and cannot, by itself, justify the claim's open-ended threshold. Therefore the claim's classification rule is overstated/mis-scoped (and EJUPAX-specific classification is also not established by the evidence), making the claim misleading rather than strictly true.
Expert 2 — The Context Analyst
The claim frames “LD50 > 2000 mg/kg” as sufficient for GHS Acute Oral Toxicity Category 5/H303, but key GHS-aligned summaries define Category 5 as a bounded 2000–5000 mg/kg band (so LD50 > 5000 mg/kg may be outside classification or treated differently by jurisdiction), and some jurisdictions do not implement Category 5 at all (Sources 2, 3, 7, 11). With that missing context, the statement gives a misleading overall impression and cannot be treated as generally true for EJUPAX (also lacking any EJUPAX-specific LD50/SDS in the record), so the claim is effectively false as written even though H303 is indeed the Category 5 hazard statement where Category 5 is used (Sources 7, 11, 12).
Expert 3 — The Source Auditor
The most authoritative sources in this pool — OSHA (Source 1), ILO (Source 2), EPA (Sources 3 and 7), and University of Maryland (Source 6) — all confirm that GHS Acute Oral Toxicity Category 5 applies to LD50 values in the range of 2000–5000 mg/kg, and that H303 ('May be harmful if swallowed') is the associated hazard statement. However, the claim states the classification is based on an LD50 'greater than 2000 mg/kg,' which is an open-ended threshold that technically includes values above 5000 mg/kg — values that would fall outside Category 5 entirely. This makes the threshold description in the claim technically incomplete and potentially misleading. More critically, no source in the evidence pool contains any verified toxicological data or Safety Data Sheet for 'EJUPAX' specifically; Source 12 (LLM Background Knowledge, low authority) explicitly acknowledges no public records were found for this substance, meaning the application of GHS Category 5 classification to EJUPAX specifically is unsubstantiated. While the GHS classification criteria themselves are well-established by high-authority sources, the claim conflates a correct general principle with an unverified specific application to a substance with no documented LD50 data, and uses an imprecise threshold description that omits the 5000 mg/kg upper bound.
Expert summary
The arguments
Two AI advocates debated this claim using the research gathered.
Argument for
Authoritative GHS-aligned guidance explicitly ties an oral LD50 threshold above 2000 mg/kg body weight to Acute Oral Toxicity Category 5, with OSHA stating that “category 5 corresponds to an LD50 > 2000 mg/kg body weight” and assigning hazard statement H303 “May be harmful if swallowed” (Source 1, OSHA). This is independently corroborated by core GHS documentation and regulators—ILO defines Category 5 as oral LD50 in the 2000–5000 mg/kg range (Source 2, ILO) and EPA's GHS criteria/hazard-statement summary likewise maps Category 5 (LD50 >2000 and <5000 mg/kg) to “May be harmful if swallowed” (Source 7, EPA)—so if EJUPAX's oral LD50 is >2000 mg/kg, its GHS classification as Category 5 with H303 follows directly from these criteria.
The Proponent's argument commits a critical logical fallacy by treating 'LD50 greater than 2000 mg/kg' as sufficient for Category 5 classification, when Sources 2, 3, and 6 uniformly establish that Category 5 requires an LD50 within the bounded range of 2000–5000 mg/kg — a substance exceeding 5000 mg/kg falls outside all five GHS categories entirely, meaning the claim's open-ended threshold is materially incomplete and misleading. More fundamentally, the Proponent's entire conditional argument ('if EJUPAX's oral LD50 is >2000 mg/kg') concedes the absence of any verified toxicological data for EJUPAX, and Source 12 explicitly confirms no public records exist for this substance, rendering the classification claim unsubstantiated speculation rather than an established fact.
Argument against
The claim is false because GHS Category 5 for acute oral toxicity requires an LD50 in the range of 2000–5000 mg/kg, not merely 'greater than 2000 mg/kg' as stated — a substance with an LD50 exceeding 5000 mg/kg would fall outside Category 5 entirely, as confirmed by Sources 2, 3, and 6. Furthermore, no verified Safety Data Sheet or toxicological data for 'EJUPAX' exists in any cited source — Source 12 explicitly acknowledges no public records were found — making the classification claim for this specific substance unsubstantiated and potentially fabricated.
The Opponent's argument equivocates between “>2000 mg/kg” as a sufficient trigger and “2000–5000 mg/kg” as an exclusive band, while ignoring that OSHA explicitly states Category 5 “corresponds to an LD50 > 2000 mg/kg body weight” and assigns H303 (Source 1, OSHA), which directly supports the motion's threshold framing even if other summaries present the narrower 2000–5000 range (Sources 2, ILO; 7, EPA). The Opponent also commits a red herring by attacking EJUPAX-specific documentation: the motion is a conditional classification statement (“based on an oral LD50 greater than 2000 mg/kg”), and the cited authorities establish that mapping from LD50 to Category 5/H303 under GHS criteria irrespective of whether an EJUPAX SDS is reproduced in the brief (Sources 1, OSHA; 2, ILO; 7, EPA).