Job Description

Job Summary

The Chemistry Lab In-Charge is responsible for overseeing all chemical processes related to jewellery hallmarking, purity testing, metal analysis, and chemical management in the manufacturing facility. The role ensures accurate assay results, safe handling of chemicals (including acids used in hallmarking), proper documentation, and compliance with BIS/ISO standards.

Key Responsibilities1. Hallmark & Purity Testing Operations

Perform and supervise

fire assay (cupellation)

to determine purity of gold, silver, and other precious metals. Conduct chemical tests such as

Acid Testing, Touchstone Testing

, and

Electrolytic Testing

where applicable. Operate advanced analytical instruments such as

ICP-OES, XRF Spectrometer

, and

AAS

for metal analysis. Verify and record hallmark-related test results ensuring compliance with

BIS Hallmarking Standards (IS 1417/IS 15820)

. Calibrate testing equipment and maintain accuracy of measurements.

2. Chemical Handling & Lab Management

Manage daily preparation, storage, and safe handling of hallmark-related chemicals (e.g.,

nitric acid, hydrochloric acid, aqua regia, sodium hydroxide

). Maintain chemical inventory, MSDS documentation, and ensure proper labeling and safe disposal. Implement strict

chemical hygiene and safety protocols

to avoid contamination or hazardous exposure. Monitor environmental controls such as fume hoods, ventilation, and spill response kits.

3. Compliance & Documentation

Maintain accurate lab records, test reports, chemical consumption logs, and calibration certificates. Ensure lab processes comply with BIS hallmarking requirements, internal SOPs, and statutory environmental norms. Prepare reports for audits, inspections, and certifications (BIS, ISO 9001, factory inspections, etc.).

4. Quality Assurance & Process Control

Support production teams by providing quick and precise alloy composition feedback. Identify and troubleshoot deviations in metal purity, process chemicals, or assay results. Recommend improvements in metal recovery, assay processes, and chemical usage efficiency.
Job Type: Full-time

Pay: From ?12,000.00 per month

Benefits:

Food provided Health insurance Paid sick time Provident Fund
Work Location: In person