Inside a chemical plant or laboratory, the chemical weigher portions raw materials, reagents, or batch ingredients into precise quantities — feeding the reactor, blender, or process step that consumes them.
A typical shift moves through batch sheets, ingredient totes, and the weighing station — pulling materials from the staging area, weighing to recipe tolerance, recording each addition, sending the weighed batch forward to the process. You're often in PPE handling hazardous or reactive materials. Batches weighed accurately and recipe adherence anchor the visible measures.
Where it gets demanding is the consequence asymmetry of chemical mistakes — wrong ingredient or wrong quantity can ruin a batch, damage equipment, or create safety hazards. Variance across employers is real: at major chemical and pharma producers chemical weighers work within structured GMP or batch-control programs; at smaller specialty manufacturers the role often combines with materials handling and basic lab work.
It fits people who are methodical, recipe-disciplined, and tolerant of PPE-required environments. The trade-off is the chemical exposure typical of the role and the careful procedural rigor every batch demands. HAZWOPER, GMP, and chemical-handling credentials anchor advancement.
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Roles like this one sit within a broader occupational category. The numbers below reflect that full landscape — helpful for context, but your specific experience will depend on level, specialty, and where you work.
Roles with similar work and overlapping career paths
View all Admin & Office roles →Inside a chemical plant or laboratory, the chemical weigher portions raw materials, reagents, or batch ingredients into precise quantities — feeding the reactor, blender, or process step that consumes them.
Median pay for a Chemical Weigher is about $46K nationally, with the field ranging roughly from $35K to $60K depending on experience, employer, and metro (BLS).
Core skills for this role include Critical Thinking, Reading Comprehension, Monitoring, Speaking, and Coordination.
Most people in this role hold a high school diploma.
Employment in this field is projected to decline about 4.8% through 2034, with roughly 49,720 people working in it today (BLS).
Closely related roles include Cotton Sampler, Quality Assurance Inspector (QA Inspector), and Dump Grounds Checker.
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