NSN Explorer

Open demand × Medical, Dental, and Veterinary Equipment and Supplies

In Vitro Diagnostic Substances, Reagents, Test Kits and Sets FSC 6550

Open solicitations in Federal Supply Class 6550 — real requests for quote a supplier can bid on today, linked to the official DIBBS record for each one — plus the ones we've already recorded as they closed. Nothing here gets deleted when it expires: this category's demand history grows every time an RFQ closes.

54
Open solicitations
54
Closing within 7 days
191
Total open quantity
163
Tracked all-time (109 closed)

Open parts

6550-01-221-5400

TEST STRIPS AND COLOR CHART,BILI

Open · closes in 1d 3 units

5 solicitations (2 open · 3 closed)

6550-01-716-1573

TEST KIT,CORONAVIRUS DETECTION

Open · closes in 1d 6 units

5 solicitations (2 open · 3 closed)

6550-01-474-0651

BACTERIOLOGICAL SPECIMEN COLLECT

Open · closes in 1d 3 units

4 solicitations (2 open · 2 closed)

6550-01-694-5861

CONTROL SLIDE,FECAL SPECIMEN,MAL

Open · closes in 1d 2 units

1 solicitation (1 open · 0 closed)

6550-01-532-1483

CHLORINE TEST REAGENT

Open · closes in 1d 1 units

3 solicitations (1 open · 2 closed)

6550-01-591-0962

TEST KIT,HUMAN CHORIONIC GONADOT

Open · closes in 1d 3 units

2 solicitations (1 open · 1 closed)

6550-01-574-6867

CHLORINE TEST TABLETS

Open · closes in 1d 13 units

5 solicitations (2 open · 3 closed)

6550-01-204-5367

TEST KIT,REVERSE BLOOD GROUPING

Open · closes in 1d 2 units

2 solicitations (1 open · 1 closed)

6550-01-506-8217

TEST KIT,STREPTOCOCCI GROUP A DE

Open · closes in 1d 1 units

5 solicitations (1 open · 4 closed)

6550-01-680-9339

TEST STRIPS,GLUCOSE

Open · closes in 1d 44 units

7 solicitations (2 open · 5 closed)

6550-01-690-4435

CONTROL,RESPIRATORY PANEL

Open · closes in 1d 2 units

2 solicitations (1 open · 1 closed)

6550-01-531-2897

TEST KIT,INFLUENZA +B TEST

Open · closes in 1d 1 units

5 solicitations (1 open · 4 closed)

6550-01-607-9206

TEST KIT,HUMAN CHORIONIC GONADOT

Open · closes in 1d 2 units

5 solicitations (1 open · 4 closed)

6550-01-529-2236

CONTROLS,RAPID HIV-1/2 ANTIBODY

Open · closes in 1d 1 units

4 solicitations (1 open · 3 closed)

6550-01-722-4549

CONTROL,HEMOGLOBIN

Open · closes in 1d 2 units

1 solicitation (1 open · 0 closed)

6550-01-557-1581

CONTROL SET,BLOOD CHEMISTRY

Open · closes in 1d 2 units

6 solicitations (1 open · 5 closed)

6550-01-521-0124

POTASSIUM HYDROXIDE SOLUTION

Open · closes in 1d 1 units

4 solicitations (1 open · 3 closed)

6550-01-332-4770

GRAM STAINING KIT

Open · closes in 1d 1 units

1 solicitation (1 open · 0 closed)

6550-01-339-0615

TEST KIT,OCCULT BLOOD DETERMINAT

Open · closes in 1d 1 units

1 solicitation (1 open · 0 closed)

6550-01-583-6128

REAGENT SET,DRINKING WATER LABOR

Open · closes in 1d 1 units

1 solicitation (1 open · 0 closed)

6550-01-425-7957

CHLORINE TEST TABLETS

Open · closes in 1d 1 units

1 solicitation (1 open · 0 closed)

6550-01-460-7597

CHLORINE TEST REAGENT

Open · closes in 1d 1 units

4 solicitations (1 open · 3 closed)

6550-01-692-1809

TEST KIT,HUMAN IMMUNODEFICIENCY

Open · closes in 1d 1 units

3 solicitations (1 open · 2 closed)

6550-01-693-9107

CONTROL SET,BLOOD CHEMISTRY

Open · closes in 1d 1 units

1 solicitation (1 open · 0 closed)

6550-01-723-3649

TEST KIT,BACTERIA DETERMINATION

Open · closes in 1d 1 units

2 solicitations (1 open · 1 closed)

6550-01-506-7228

TEST KIT,STREPTOCOCCI GROUP A DE

Open · closes in 1d 1 units

1 solicitation (1 open · 0 closed)

6550-01-625-1255

CONTROL SET,COMPLETE BLOOD COUNT

Open · closes in 1d 15 units

1 solicitation (1 open · 0 closed)

6550-01-642-5011

CONTROL SET,GLUCOSE

Open · closes in 1d 3 units

2 solicitations (1 open · 1 closed)

6550-01-737-4380

CONTROL,BLOOD CHEMISTRY

Open · closes in 1d 15 units

1 solicitation (1 open · 0 closed)

6550-01-625-1271

CALIBRATOR KIT,HAEMATOLOGY

Open · closes in 1d 14 units

1 solicitation (1 open · 0 closed)

6550-01-530-8038

CHIP,HYDROCHLORIC ACID

Open · closes in 1d 1 units

2 solicitations (1 open · 1 closed)

6550-01-530-9396

CHIP,CARBON DIOXIDE

Open · closes in 1d 1 units

1 solicitation (1 open · 0 closed)

6550-01-530-8328

CHIP,HYDROGEN PEROXIDE

Open · closes in 1d 1 units

2 solicitations (1 open · 1 closed)

6550-01-641-7852

TEST STRIPS,GLUCOSE

Open · closes in 1d 7 units

2 solicitations (1 open · 1 closed)

6550-01-530-5903

CHIP,CARBON DIOXIDE

Open · closes in 1d 2 units

2 solicitations (1 open · 1 closed)

6550-01-722-0245

TEST KIT,CHLORIDE DETERMINATION

Open · closes in 2d 1 units

1 solicitation (1 open · 0 closed)

6550-01-625-1272

CONTROL,BLOOD CHEMISTRY

Open · closes in 2d 16 units

1 solicitation (1 open · 0 closed)

6550-01-269-4302

CONTROL,COOMBS TEST

Closed · last Sep 3, 2026 — units

2 solicitations (0 open · 2 closed)

6550-01-732-8840

CULTURE MEDIUM,MOTILITY DETERMIN

Closed · last Sep 2, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-647-9167

TEST KIT,BLOOD TYPING

Closed · last Sep 2, 2026 — units

2 solicitations (0 open · 2 closed)

6550-01-095-6757

PHENOL RED PH TEST TABLETS

Closed · last Sep 1, 2026 — units

2 solicitations (0 open · 2 closed)

6550-01-494-3677

CHLORIDE TEST REAGENT

Closed · last Aug 31, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-717-7481

TEST KIT,SYPHILIS DETECTION

Closed · last Aug 31, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-358-3835

CULTURE MEDIA,SALMONELLA SHIGELL

Closed · last Aug 31, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-351-9253

CONTROL SET,URINE CHEMISTRY

Closed · last Aug 31, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-243-2658

TEST KIT,NEISSERIA SPECIES IDENT

Closed · last Aug 31, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-027-3851

ANTISERUM,VIBRIO CHOLERAE OGAWA

Closed · last Aug 28, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-530-6294

ROTATOR,TEST CARD,SYPHILIS

Closed · last Aug 28, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-587-1889

TEST KIT,BLOOD TYPING

Closed · last Aug 25, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-608-4462

TEST KIT,HUMAN CHORIONIC GONADOT

Closed · last Aug 25, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-242-2234

GLOBULIN SERUM,ANTI-HUMAN

Closed · last Aug 24, 2026 — units

2 solicitations (0 open · 2 closed)

6550-01-563-3408

TEST KIT,MONONUCLEOSIS DETECTION

Closed · last Aug 24, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-119-7249

TEST STRIPS AND COLOR CHART,BILI

Closed · last Aug 24, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-697-6662

TEST KIT,CORONAVIRUS DETECTION

Closed · last Aug 24, 2026 — units

2 solicitations (0 open · 2 closed)

6550-01-659-2654

HEMATOLOGY STAINING PACK

Closed · last Aug 24, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-729-3540

I-STAT HS-TNI CARTRIDGE

Closed · last Aug 20, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-231-7217

CULTURE MEDIUM,GRAM NEGATIVE BRO

Closed · last Aug 18, 2026 — units

2 solicitations (0 open · 2 closed)

6550-01-693-5901

CONTROL SET,GASTROINTESTINAL

Closed · last Aug 17, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-528-1046

CHLORINE TEST REAGENT

Closed · last Aug 17, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-082-9975

FECAL SPECIMEN COLLECTION AND TR

Closed · last Aug 17, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-354-9488

CHLORAZOL BLACK E STAIN

Closed · last Aug 17, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-493-2273

TEST KIT,SYPHILIS DETECTION

Closed · last Aug 17, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-625-5025

TEST KIT,E COLI DETECTION

Closed · last Aug 17, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-725-6872

CONTROL,BLOOD CHEMISTRY

Closed · last Aug 17, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-360-5759

TEST KIT,SALMONELLA IDENTIFICATI

Closed · last Aug 13, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-681-8593

TEST KIT,E COLI DETECTION

Closed · last Aug 12, 2026 — units

1 solicitation (0 open · 1 closed)

6550-00-165-6538

TEST KIT,OCCULT BLOOD DETERMINAT

Closed · last Aug 12, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-335-9258

BLOOD COLLECTING-CULTURE BOTTLE

Closed · last Aug 12, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-535-0089

TEST STRIPS AND COLOR CHART,GLUC

Closed · last Aug 12, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-642-2839

CONTROL,BLOOD CHEMISTRY

Closed · last Aug 12, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-519-7696

PLASMA CONTROL,NORMAL LEVEL

Closed · last Aug 11, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-507-3726

TEST KIT,BACTERIA DETERMINATION

Closed · last Aug 11, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-300-8697

BETA-LACTAMASE DETECTION DISCS

Closed · last Aug 11, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-449-6818

TEST SLIDE,CSF PROT

Closed · last Aug 11, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-719-0829

TEST KIT,BACTERIA DETERMINATION

Closed · last Aug 11, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-452-1775

TEST STRIPS,SANITIZING TESTING

Closed · last Aug 10, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-484-2014

DIP QUICK STAIN KIT BULK REFILL

Closed · last Aug 10, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-433-5349

TEST SLIDE,ALCOHOL DETERMINATION

Closed · last Aug 10, 2026 — units

1 solicitation (0 open · 1 closed)

6550-01-444-7825

TEST KIT,E COLI DETECTION

Closed · last Aug 6, 2026 — units

1 solicitation (0 open · 1 closed)