In our daily lives, a small yet significant mark often appears on the back of smartphone chargers, Bluetooth headphones, or children’s toys: the “CE” mark.
These two letters are far more than a decorative logo; they are a “passport” for products entering the European market and a profound promise of safety. In the global marketplace, the CE mark carries immense authority, signifying that a product has passed a series of rigorous evaluations covering electromagnetic compatibility, low-voltage safety, and environmental protection. For consumers, CE is the ultimate synonym for “Authority” and “Peace of Mind.”
I. PERFECTSIGHT Has Obtained CPST Certification: The Bedrock of Compliance
Currently, PERFECTSIGHT screen protectors have successfully obtained CPST certification. To understand its importance, one must understand the relationship between CE and CPST: if CE certification is a complex system of legal directives, then the test report is the bedrock upon which it stands.
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Multi-Directive Compliance: CE certification encompasses various directives, such as the RoHS Directive (restricting hazardous substances in electronics) and the EMC Directive (electromagnetic compatibility).
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The Role of CPST Laboratory: To prove compliance with these directives, products must be tested in an internationally accredited laboratory. CPST (Eurones Consumer Products Safety Testing) is a premier laboratory authorized to execute these precision testing tasks.
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From Reports to Certification: CPST conducts tests according to EU standards and issues a formal Test Report. With this qualified report, manufacturers can sign the "Declaration of Conformity (DoC)" and legally affix the CE mark.
II. PERFECTSIGHT’s Official CPST Results

The data above showcases the actual test results of PERFECTSIGHT screen protectors conducted by CPST under the RoHS 2.0 Directive (2011/65/EU and amendment 2015/863).
In this report, you will notice a consistent row of “N.D.” results:
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What is N.D.? It stands for “Not Detected.” This means that under the highest precision of laboratory monitoring, the concentration of hazardous substances is so low that it is virtually non-existent.
Through this CPST report, we guarantee absolute safety across several dimensions:
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Zero Heavy Metal Risk (Lead, Mercury, Cadmium, etc.):
The report confirms that Lead (Pb), Mercury (Hg), and Cadmium (Cd) are all N.D. Since screen protectors are in constant contact with your hands and face, PERFECTSIGHT ensures zero heavy metal residue, drastically reducing potential health risks from long-term exposure. -
Strict Control of Chemical Additives (PBBs & PBDEs):
Our products also achieved N.D. in tests for harmful flame retardants like Polybrominated Biphenyls (PBBs) and Polybrominated Diphenyl Ethers (PBDEs). This ensures our materials are ultra-pure and do not release substances harmful to the endocrine system. -
Surpassing Industry Standards:
While the EU limit for these substances is generally 1000mg/kg, PERFECTSIGHT adheres to a much stricter "zero-detection" philosophy. This self-imposed rigor ensures 100% peace of mind, even when children touch the screen or when you use your phone while eating.
III. The CPST Testing Process: Scientific Rigor in Action

Behind every "PASS" certificate lies a sophisticated scientific operation. At the CPST laboratory, PERFECTSIGHT undergoes a "molecular-level" audit. The Testing Flow Chart illustrates the rigorous chemical process used to detect heavy metals:
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Sample Preparation: The screen protector is sampled, weighed, and physically processed.
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Acid Digestion: This is the most critical step. The solid sample is completely dissolved into liquid using strong acids and microwave/hotplate heating. This ensures that even trace amounts of hazardous substances hidden within the adhesive molecules have nowhere to hide.
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Filtration: Impurities are removed to leave a clear, testable solution.
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Precision Instrument Analysis:
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ICP-OES: Used to measure Lead, Cadmium, and Mercury with milligram-level precision (mg/kg).
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UV-Vis: Used to detect Hexavalent Chromium (Cr⁶⁺) through color development reactions to ensure no toxic chemical residue remains.
IV. The Journey Forward: Advancing Towards Full CE Certification
Obtaining this high-standard RoHS report from CPST marks a milestone where PERFECTSIGHT’s quality stands at the pinnacle of international standards. But this is only the beginning.
Moving forward, PERFECTSIGHT will continue to advance its comprehensive CE certification process. We are integrating all authoritative data from CPST to further refine our EU compliance evaluations.
Choosing PERFECTSIGHT is choosing a visible barrier of safety. We use real, transparent, and scientific data to safeguard every touch for you and your family.


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