Bacteriological Field Test Kit — H2S vial results
Negative (clear) — Preliminary Positive (yellow) — Strong Positive (black)
Testing Consumables

Bacteriological Field Test Kit (H2S Vial)

Rapid & Simple Bacteriological Screening of Water

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The Bacteriological Field Test Kit (H2S Vial) is a compact, field-friendly water-testing solution for preliminary screening of bacteriological contamination in water. It gives an easy-to-interpret visual result at the point of testing, without needing laboratory equipment or electricity — suited for drinking water surveillance, rural monitoring, field surveys, community water-source assessment, and routine bacteriological screening programmes.

Where It's Used

Drinking Water Surveillance

Enables quick, preliminary screening of drinking water sources for bacteriological contamination at the point of testing.

Rural & Community Water Monitoring

Screens water from wells, borewells, and community sources across villages where lab access is limited.

Field Water Quality Surveys

Used by water-quality field staff, government monitoring teams, and NGOs for on-the-spot assessment before samples go for lab confirmation.

Decentralized Monitoring Programmes

Scales screening from water source to village to block to district level, referring positive samples for confirmatory lab testing.

Schools & Institutional Screening

Suitable for educational institutions and emergency/disaster situations needing quick initial water safety checks.

Specifications

Test typePreliminary bacteriological screening (H2S vial method)
Test formatSterilized glass vial with impregnated medium paper
Result indicationColour change (clear to black) on positive contamination
Pack sizes available10, 50, and 200 vials
Equipment requiredNone — no instruments or electricity needed
Technology baseDRDO technology, per Jal Jeevan Mission requirements
Training requiredNone — simple enough for layman use
Kit formatHandy carry case for field use

How to Use

How to use the Bacteriological Field Test Kit — 7-step guide