Quality Assurance / 质量保证
Committed to delivering excellence through rigorous quality control and testing
99.8%
Product Purity Rate
100%
COA per Shipment
15+
Years Experience
ISO
9001:2015 Certified
🔬 Quality Control Process / 质量控制流程
1
Raw Material Testing
原料入库检验
2
In-Process QC
生产过程监控
3
Finished Product Testing
成品检测
4
Pre-Shipment Inspection
发货前检验
🏆 Certifications & Compliance / 认证与合规
✓
ISO 9001:2015
Quality Management System
No: ISO9001-2020-QM-001234
Valid: 2025-12-31
🌍
REACH Compliance
EU Chemical Regulation
Reg: 01-xxxxxxxxxx-xxxx-xxxx
Status: Active
🏭
Dangerous Goods License
Hazardous Chemical Operation
No: WH(危)字[2020]xxxx
Ministry of Emergency Management
🧪 Laboratory & Testing Equipment / 实验室与检测设备
Our laboratory is equipped with advanced testing instruments to ensure product quality:
Gas Chromatograph (GC)
HPLC System
Titration Equipment
Analytical Balance
📋 Certificate of Analysis (COA) Sample / 分析证书样本
Each shipment is accompanied by a detailed Certificate of Analysis:
| Test Item / 检测项目 | Specification / 规格 | Result / 结果 | Method / 方法 |
|---|---|---|---|
| Appearance / 外观 | Colorless transparent liquid | Pass ✓ | Visual |
| Purity / 纯度 | ≥99.5% | 99.7% | GC |
| Moisture / 水分 | ≤0.1% | 0.05% | Karl Fischer |
| Heavy Metals / 重金属 | ≤10 ppm | <5 ppm | ICP-MS |
| Residue on Ignition / 灼烧残渣 | ≤0.05% | 0.02% | Gravimetric |
Verification: Test results are traceable to NIST standard reference materials. Each COA includes batch number, testing date, and analyst signature.
✅ Our Quality Promise / 我们的质量承诺
📊
Traceability
Full batch traceability from raw materials to finished products
🔬
Testing
Each batch tested before shipment with COA provided
📄
Documentation
MSDS, TDS, and COA available for all products
🛡️
Compliance
Compliant with international regulations (REACH, TSCA, etc.)