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Biological Monitoring for Chemical Exposure in Johor Bahru

Pemantauan Biologi Pendedahan Kimia

Biological monitoring measures the level of hazardous chemicals or their metabolites in a worker body through urine and blood tests — confirming actual absorption rather than just environmental air levels. Klinik Muhibbah provides OHD-supervised biological monitoring for workers exposed to heavy metals (lead, mercury, cadmium), organic solvents (benzene, toluene, xylene), pesticides (organophosphates), and other hazardous chemicals at Pasir Gudang and Johor industrial facilities.

Contact for pricing

📞 Call +60 7-251 1162 💬 WhatsApp +60 17-500 7205 📅 Book online 👨‍⚕️ Our doctors

What's Included

✓OHD doctor consultation and occupational exposure history

✓Blood lead level (BLL) for lead-exposed workers

✓Urine mercury and cadmium for heavy metal exposure

✓Urinary mandelic acid and phenylglyoxylic acid (styrene exposure)

✓Cholinesterase activity (organophosphate pesticide exposure)

✓Full blood count and liver function (general toxicity screen)

✓Biological monitoring report

✓Fitness-for-work assessment and JKKP documentation

How to Prepare

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Timing of sample collection is critical for biological monitoring — different chemicals require samples at specific times relative to the work shift (end of shift, end of week, or pre-shift). Our OHD doctor will advise the correct timing based on the chemical involved. Workers should not shower or change clothes immediately before collection if skin contamination is being assessed. Bring a list of all chemicals handled at work.

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Duration

Timing varies; we contact you when results are ready

Frequently Asked Questions

What is the difference between air monitoring and biological monitoring for chemical exposure?▼

Air monitoring measures chemical concentrations in the workplace environment. Biological monitoring measures what the worker actually absorbed into their body — through all routes including inhalation, skin contact, and ingestion. Biological monitoring is a more direct measure of individual exposure and may be needed alongside air monitoring; check the current requirement with your safety officer or DOSH.

Which chemicals require biological monitoring under USECHH Regulations in Malaysia?▼

Requirements depend on the chemical and your workplace, so check the current regulations with your safety officer or DOSH. Our OHD doctor Dr. Prabagaran will advise on which tests may be suitable for your specific chemical hazards.

What happens if a worker biological monitoring result is above the action level?▼

If a result exceeds the biological exposure index (BEI) action level, the worker must be removed from the exposure, medically assessed, and the cause of elevated exposure investigated. The OHD doctor will issue a fitness-for-work decision and recommend control measures. Employers should check their reporting duties with DOSH.

Book Biological Monitoring for Chemical Exposure Today

No. 62, Jalan Kiambang, Taman Bunga Raya, 81750 Masai, Johor

Mon–Thu & Sat: 9AM–9PM | Fri: 9AM–3PM | Sun: 9AM–3PM | Walk-ins Welcome