"safety"
Ward's® AP Chemistry Investigation 1: Spectroscopy: What is the Concentration of that Solution?
Meets AP Science Practices 2, 4, 5, and 6
Expand 1 Items
Ward's® AP Chemistry Investigation 5: Thin Layer Chromatography: How Can we Separate a Mixture?
Meets AP Science Practices 1, 4, 5, and 6
Expand 1 Items
Isopropyl Alcohol
CAS Number: 67-63-0
Formula: CH32CHOH
Density: 0.786—0.79 g/mL
Boiling and Freezing Point: 82°C, -90°C
Solubility: Water, Alcohol and Ether
Synonyms: 2-Propanol, Isopropanol
Shelf Life: 12 Months
Expand 15 Items
Copper(II) Sulfide
CAS Number: 1317-40-4
Formula Weight: 95.61
Formula: CuS
Density (g/mL): 4.70
Freezing Point (°C): 1234
Synonyms: Copper Blue, Copper Monosulfide, Cupric Sulfide
Shelf Life (months): 36
Storage: Green
Expand 1 Items
Sodium Carbonate Monohydrate
CAS Number: 5968-11-6
Formula Weight: 124.00
Formula: Na2CO3·H2O
Hazard Info: Irritant
Density (g/mL): 2.25
Freezing Point (°C): 100
Solubility: Water and Glycerin
Shelf Life (months): 36
Storage: Green
Expand 3 Items
Kaolin
CAS Number: 1332-58-7
Formula: Al2O3·2SiO2·2H2O
Density (g/mL): 2.0-3.0
Freezing Point (°C): >1,300
Solubility: Insoluble in Water
Synonyms: Aluminum Silicate Dihydrate, China Clay
Shelf Life (months): 36
Storage: Green
Expand 1 Items
Sodium Silicate
CAS Number: 10213-79-3
Formula Weight: 212.03
Formula: Na2SiO3·5H2O
Density (g/mL): 1.81
Freezing Point (°C): 72.2
Synonyms: Disodium Trioxosilicate Pentahydrate
Shelf Life (months): 36
Storage: White
Expand 4 Items
Bromocresol Green
CAS Number: 62625-32-5
Formula Weight: 720.02
Formula: C21H13Br4NaO5S
Boiling Point (°C): Decomposes
Solubility: Water
Shelf Life (months): 36
Storage: Green/Red
Expand 4 Items
Carmine Aceto-Schneider Solution
CAS Number: Mixture
Formula Weight: Mixture
Formula: Mixture
Hazard Info: Corrosive
Density (g/mL): 1.049
Boiling Point (°C): 118.1
Freezing Point (°C): 16.7
Shelf Life (months): 36
Storage: White
Expand 1 Items
Cellulose
CAS Number: 9004-34-6
Formula Weight: (162.14)x
Formula: (C6H10O5)x
Density (g/mL): 0.2-0.5
Solubility: Insoluble in Water
Synonyms: Microcrystalline Cellulose
Shelf Life (months): 36
Storage: Green
Expand 1 Items
Sodium Fluoride
CAS Number: 7681-49-4
Formula Weight: 41.99
Formula: NaF
Hazard Info: Toxic
Density (g/mL): 2.78
Boiling Point (°C): 1704
Freezing Point (°C): 993
Solubility: Water and Alcohol
Synonyms: Fluoridine
Shelf Life (months): 36
Storage: Blue
Expand 4 Items
Phenythiourea
CAS Number: 103-85-5
Formula Weight: 152.22
Formula: C6H5NHCSNH2
Density (g/mL): 1.30
Freezing Point (°C): 145-150
Solubility: Slightly in Water
Synonyms: Phenylthiocarbamide, PTC
Shelf Life (months): 36
Storage: Blue
Expand 1 Items
Tris-EDTA Solution
CAS Number: Mixture
Formula Weight: Mixture
Formula: Mixture
Density (g/mL): Approximately 1
Boiling Point (°C): Approximately 100
Freezing Point (°C): Approximately 0
Solubility: Water
Synonyms: Tris-EDTA (TE) Solution
Shelf Life (months): 36
Storage: Green
Expand 1 Items
Cobalt Sulfate Heptahydrate
CAS Number: 10026-24-1
Formula Weight: 281.10
Formula: CoSO4·7H2O
Hazard Info: Irritant
Density (g/mL): 1.95
Freezing Point (°C): 96.8
Synonyms: Cobaltous Sulfate, Cobalt Sulfate
Shelf Life (months): 36
Storage: Green
Expand 1 Items
Strontium Nitrate
CAS Number: 10042-76-9
Formula Weight: 211.63
Formula: Sr(NO3)2
Hazard Info: Oxidizer, Flammable, Toxic, Irritant
Density (g/mL): 2.986
Freezing Point (°C): 570
Solubility: Water and Alcohol
Shelf Life (months): 36
Storage: Yellow
Expand 8 Items
Fuchsin Acid Stain
CAS Number: 3244-88-0
Formula Weight: Mixture
Formula: Mixture
Density (g/mL): Approximately 1
Boiling Point (°C): Approximately 100
Freezing Point (°C): Approximately 0
Solubility: Water
Synonyms: Fuchsin acid, C.I. No. 42685
Shelf Life (months): 36
Storage: Green




