The disposable hygiene industry is undergoing a standard-driven 'efficacy upgrade'. In August 2026, the group standard T/CIAA 008-2026 for antimicrobial sanitary pads, pantyliners and period pants was released, introducing the concept of 'long-lasting antimicrobial' for the first time, requiring products to maintain antibacterial function under simulated human use conditions. This shift signals that the era of simply adding antimicrobial agents to claim bacteriostasis is ending, and the market will now compete on real-world efficacy.
Core Changes in the Revised Standard
The most notable change is the expanded definition. The original 'bacteriostatic sanitary pads (pantyliners)' has been renamed to 'antimicrobial sanitary pads, pantyliners and period pants', officially including period pants, reflecting the rapid growth of new categories like period underwear. The standard also adds a definition for 'long-lasting antimicrobial', with a test method that involves adding bovine serum albumin to the skin-contact layer and placing it at (36±1)°C for no less than 8 hours, simulating post-use conditions. This effectively moves laboratory testing closer to real-life usage.
In terms of technical requirements, the new standard fully aligns with GB 15979-2024 'Hygienic requirements for disposable sanitary products', systematically revising antimicrobial performance, bacteriostatic performance, stability and toxicological requirements, while adding a long-lasting antimicrobial performance index. This means manufacturers must prove not only initial effectiveness but also sustained efficacy under simulated sweat and body temperature. Test methods have been updated accordingly, with all items executed per the new national standard, plus new verification methods for durable efficacy.
Industrial Impact: A Transmission Chain from Compliance to Efficacy
For manufacturers, the revision directly raises technical barriers. The drafting units—including Henan Shulai, Guangdong Institute of Microbiology, SGS, and Jinda Nano Technology—cover the entire chain from raw materials to production to third-party testing, implying that the new standard demands supply chain coordination. Antimicrobial agent selection, formulation stability, and barrier properties will all require revalidation. The introduction of long-lasting tests may force companies to optimize slow-release technologies rather than relying on high-concentration additions.
For downstream buyers and brands, the new standard provides a clearer quality benchmark. Previously, marketing claims of '99% bacteriostasis' were not comparable across brands; now the long-lasting index offers a quantifiable dimension. Buyers can use T/CIAA 008-2026 as a key reference during factory audits or inspections, particularly checking whether test reports include long-lasting data. This helps reduce conceptual marketing and pushes competition back to technical strength.
From an industry trend perspective, this revision is not isolated. Recent years have seen multiple group standards for disposable hygiene products lean toward 'real-scenario efficacy', such as wet wipes' bactericidal persistence and diapers' leakage prevention time. Behind this is consumer maturation—they no longer settle for 'contains antibacterial ingredients' but ask 'how long does it last?'. The standard upgrade is an institutional response to this demand, and will further widen the gap between leading manufacturers and smaller players.