[Tech-Driven Security · Precision Law Enforcement] Aura Biotech Rapid Multi-Panel & Emerging Drug Screening Test Kit: Immunochromatographic Assay Analysis and Multi-Scenario Screening Protocols

I. Introduction: Current Trends in Drug Abuse and Key Pain Points in Law Enforcement Screenings

In recent years, the landscape of drug abuse has undergone a drastic shift, driven by the rapid iteration of novel psychoactive substances (NPS) and advances in clandestine synthesis technologies. High-risk controlled substances—led by etomidate ("zombie vape cartridges") and synthetic opioids such as fentanyl—are spreading rapidly across all socioeconomic strata. This trend poses severe challenges to public safety and front-line law enforcement operations. Traditional drug screening methods often suffer from sample collection hurdles, limited detection panels, and lengthy processing times, making it difficult to establish valid actionable evidence within the critical, narrow window for evidence collection.

To address these challenges, point-of-care testing (POCT) has demonstrated irreplaceable tactical value. As a leading brand in high-end *in vitro* diagnostics (IVD) and toxicology, Aura Biotech has seamlessly integrated advanced biochemical immunology technologies to develop a specialized "Multi-Panel Drug & Emerging Substance Screening Test Kit" tailored for police, prosecutors, investigators, coast guard, and military units. Engineered to top-tier specifications of precision, rapidity, and tamper resistance, this product fully empowers tech-driven law enforcement to fortify public safety defenses.

II. Four Core Technical Advantages of Aura Biotech Test Kits

Compared to conventional single-target commercial reagents, Aura Biotech test kits exhibit significant generational advantages in biological matrix adaptability, target multiplexing, and antibody specificity:

1. Dual-Matrix Coverage: Strategic Complementarity of Saliva and Urine

• Dual-Matrix Coverage: Strategic Complementarity of Saliva and Urine Saliva Sampling (Non-Invasive and Real-Time): The saliva screening kit provides a non-invasive sample collection method. The subject simply places the collector under the tongue, or between the lower gums and inside of the cheek, for 30 to 60 seconds to complete collection. This process allows front-line law enforcement officers to conduct direct, on-site supervision, completely eliminating risks of sample tampering or substitution. Furthermore, it accurately reflects the suspect's current active drug state and impaired driving condition.

• Urine Sampling (Extended Detection Window and High Stability): Urine Sampling (Extended Detection Window and High Stability): The integrated urine test cup design is ideal for evaluating drug exposure history over the preceding days. For instance, MDMA usage remains detectable in urine for up to approximately 3 days post-ingestion.

2. High-Capacity Target Multiplexing (6-in-1 / 7-in-1)

Utilizing high-density membrane strip technology, Aura Biotech enables simultaneous screening of both conventional drugs and novel psychoactive substances (NPS) from a single sample collection.

• 6-in-1 Saliva Screening Kit: Capable of simultaneously screening for etomidate, amphetamine, MDMA, ketamine, THCA (tetrahydrocannabinol acid), and cocaine in a single assay.

• 7-in-1 Saliva/Urine Screening Kit Series: 7-in-1 Urine Screening Kit: Covers seven high-risk controlled substances, including fentanyl, morphine, and methamphetamine. This high degree of integration significantly reduces per-test operational costs and sampling duration compared to running multiple individual assays.

3. Monoclonal Antibody Specificity and High-Sensitivity Colloidal Gold Immunochromatography (Competitive Immunochromatography)

• 競爭法免疫層析原理： 試劑含有事先固定於膜上測試區（T）的藥物-牛血清白蛋白偶聯物，以及被膠體金標記的鼠抗藥物單株抗體。當樣本中的藥物濃度高於設定閾值時，抗體膠體金標記物會全部與樣本中的藥物結合，導致測試區（T）因為競爭反應而不出現紫紅色條帶（即陽性反應）。

• 無交叉干擾： 鼎京生技選用的單株抗體具有極高特異性。經陰性參考品測試，高濃度（100µg/mL）的常規藥物如丁丙諾啡、地西泮、苯巴比妥、雷尼替丁、加替沙星與普魯卡因等，均不會產生交叉反應，檢測結果皆為陰性。

4. 極速判讀與高合規性

• 在樣本加入後，測試結果在 5 分鐘時即可讀取，快速提升臨檢與司法初篩的處置效能。

三、 深度生化與毒理學解析：精準打擊高風險與新興毒品

鼎京生技針對各類管制物質的代謝途徑與分佈特性，精準設定檢測閾值（Cut-off），提供無懈可擊的科學依據：

1. 依托咪酯（Etomidate）- 「喪屍煙彈」的核心成分

• 毒理與代謝機制： 依托咪酯是咪唑類衍生物。其起效迅速，體內代謝與清除均較快，初始分佈半衰期為2.7分鐘。藥物在肝臟和血漿內可被酯酶迅速水解而失去活性，主要代謝產物為羧酸。

• 檢測切入點： 鼎京六合一唾液試劑能以 50ng/mL 的閾值精準捕獲依托咪酯，成為第一線反制毒駕與「喪屍煙彈」違法濫用的執法利器。

2. 芬太尼（Fentanyl）- 致命的合成鴉片類

• 毒理與代謝機制： 芬太尼為鴉片受體激動劑，屬強效的麻醉性止痛藥。其作用機轉與嗎啡相似，但作用強度為嗎啡的 60~80 倍。

• 檢測切入點： 為應對極低劑量即可致命的芬太尼，鼎京七合一唾液試劑將閾值設定為 50ng/mL；七合一尿液試劑則設定為 200ng/mL，有效阻斷合成鴉片類藥物危機。

3. 傳統毒品全譜系（嗎啡、冰毒、MDMA、THC、古柯鹼、氯胺酮）

四、 試劑準確度、效能指標與品質管制

司法採證對於檢測試劑的容錯率為零，鼎京生技建立了極其嚴苛的品質管制與效能指標架構：

• 100% 陽性與陰性參考品符合率：

  • 以六合一唾液試劑為例，當面對濃度為 75ng/mL 的依托咪酯、搖頭丸或氯胺酮標準品樣本時，檢測結果皆準確呈現為陽性。

  • 當面對高濃度干擾物（如 100µg/mL 的地西泮、苯巴比妥等）及陰性唾液或尿液樣本時，所有檢測結果均能準確呈現為陰性，杜絕偽陽性干擾。

• 雙重內控機制確保合法有效性：

  • 不管藥物是否存在於樣本中，一條紫紅色色帶都會出現在品管區（C）內。

  • 品管區內（C）所顯現的紫紅色條帶是判定樣本是否足夠、層析過程是否正常的標準，同時也作為試劑的內控標準。若未出現，則判定檢測無效。

• 無縫銜接精密儀器確認：

  • 本品用於藥物濫用初篩檢測，需要進一步確認及評估的樣本應採取靈敏度和特異性更高的檢測方法進行。

  • 完美的初篩機制可與氣相層析法/質譜法（GC/MS）或高效液相層析法（HPLC）等確證分析方法無縫銜接，兼顧了現場初篩的高效率與後續司法程序的嚴謹度。

五、 多元採購與應用場景建議

基於不同勤務單位的任務特性，鼎京生技提供高度客製化與場景導向的應用方案：

• 警察與海巡機關（機動臨檢/毒駕攔查）： 強烈建議採購6合一或7合一「唾液檢測試劑盒」。其非侵入性的特質極適合夜間路檢或娛樂場所突擊。執法人員無需尋找廁所或隱蔽空間，即可在受檢者面前直接完成採證，有效避免檢體被稀釋或替換的風險。

• 司法、矯正與檢察機關（高頻次監管）： 針對看守所、監獄、戒治所的定期與突襲抽驗，推薦使用7合一「尿液檢測試劑杯」。其旋蓋密封式整合設計，結合採集與檢測於一體，不僅防止尿液外漏污染，更能極致防範檢體篡改，符合監所高強度的安檢需求。

• 國防部憲兵隊與大型企業勞安（清查與建軍）： 針對部隊新兵入伍、收假安檢，或高危作業場所（如石化廠、運輸業）的員工篩檢，定型化多合一快速篩檢方案能以極低的學習成本快速部署，維持絕對零毒品的安全環境。

六、 結語與公家機關/檢警機構採購邀約

在毒品結構日趨複雜的今日，執法工具的升級是捍衛社會治安的唯一解答。鼎京生技（Aura Biotech）承諾，我們不僅是體外診斷產品的製造者，更是檢警與司法單位最堅實的科技後盾。我們的全系列毒品檢測試劑皆具備優異的批次穩定性，現貨供應鏈完善，且嚴格符合司法初步採證之技術標準。

【誠摯邀約】

我們誠摯邀請法務部各級檢察機關、警政署司法警察單位、國防部憲兵指揮部、矯正署所屬機關、海巡署及各大科研與醫療機構，聯繫鼎京生技團隊。我們將安排專屬技術顧問為您提供詳細的產品簡報，並提供專案樣品試用。期盼透過產官學研的深度合作，共同以科技築起堅不可摧的無毒防線，落實準確執法！

AURA BIOTECH LIMITED
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