"water+bath"

CAS Number: 7772-98-7
Formula Weight: 158.11
Formula: Na₂S₂O₃
Density (g/mL): 1.667
Boiling Point (°C): >100
Freezing Point (°C): 48
Solubility: Water
Synonyms: Sodium Hyposulfite
Shelf Life (months): 12
Storage: Green

CHEMets® Nitrite Visual Test Kit

Oxygen Instrumental Test 0 to 1 ppm

CAS Number: 7722-76-1
Formula Weight: 115.03
Formula: NH₄H₂PO₄
Density (g/mL): 1.803
Boiling Point (°C): Decomposes
Freezing Point (°C): 190
Solubility: Water
Synonyms: Ammonium Dihydrogen Phosphate
Shelf Life (months): 36
Storage: Green

CAS Number: 110-16-7
Formula Weight: 116.08
Formula: HOCOCH:CHCOOH
Hazard Info: Toxic
Density (g/mL): 1.59
Boiling Point (°C): Decomposes
Freezing Point (°C): 132
Solubility: Water, Alcohol and Acetone
Synonyms: cis-Butenedioic Acid
Shelf Life (months): 36
Storage: White

CAS Number: 119-36-8
Formula Weight: 152.15
Formula: HOC6H4COOCH3
Hazard Info: Toxic
Density (g/mL): 1.18
Boiling Point (°C): 219-224
Freezing Point (°C): -8.6
Solubility: Slightly in Water and Alcohol
Synonyms: Synthetic Oil of Wintergreen
Shelf Life (months): 36
Storage: Green

CAS Number: 7705-08-0
Formula Weight: 162.21
Formula: FeCl3
Hazard Info: Irritant, Corrosive, Hygroscopic
Density (g/mL): 2.80-2.90
Boiling Point (°C): 307
Freezing Point (°C): 307
Solubility: Water
Synonyms: Ferric Chloride Anhydrous
Shelf Life (months): 12
Storage: White

Specially Prepared “Real-Life” Combinations
The world is teeming with a wide variety of micro life, making studying samples of pond water complicated especially for the beginning student. To lessen the confusion, Ward's has prepared different culture mixes that reflect protist combinations that occur in the real world, yet eliminates the hundreds of other life-forms found in a collected sample.

CAS Number: 10025-69-1
Formula Weight: 225.63
Formula: SnCl₂·2H₂O
Density (g/mL): 2.71
Freezing Point (°C): 38
Solubility: Water, Alkalies, Tartaric Acid and Alcohol
Synonyms: Stannous Chloride, Dihydrate
Shelf Life (months): 12
Storage: White

CHEMets® Chlorine Visual HR Test 0 to 2000 ppm

CAS Number: 10025-91-9
Formula Weight: 228.11
Formula: SbCl₃
Density (g/mL): 3.1
Boiling Point (°C): 223
Freezing Point (°C): 73.4
Solubility: Alcohol, Acetone, Acids, and Reactive with Water
Synonyms: Antimony(III) Chloride
Shelf Life (months): 12
Storage: White

CAS Number: 13446-34-9
Formula Weight: 197.91
Formula: MnCl2·4H2O
Density (g/mL): 2.0100
Boiling Point (°C): 198
Freezing Point (°C): 58
Solubility: Water and Alcohol
Synonyms: Manganous Chloride, Manganese Chloride, Manganous Chloride 4-Hydrate
Shelf Life (months): 12
Storage: Green

CAS Number: 298-96-4
Formula Weight: 334.81
Formula: C₁₉H₁₅CIN₄
Boiling Point (°C): Decomposes
Freezing Point (°C): 250
Solubility: Water and Alcohol
Synonyms: Triphenyltetrazolium Chloride
Shelf Life (months): 36
Storage: Green

Well cap, 5 cm (2")

CHEMets® Phosphate, Ortho HR Visual Test Kit (10 to 100 ppm)

CAS Number: 10361-37-2
Formula Weight: 208.27
Formula: BaCl₂
Hazard Info: Toxic
Density (g/mL): 3.9
Boiling Point (°C): 1560
Freezing Point (°C): 963
Solubility: Water
Synonyms: Barium Dichloride
Shelf Life (months): 36
Storage: Blue