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water+analysis
Catalog Number:
(470343-578)
Description:
The medium-sized sodium spoon is specifically designed for accurate and controlled dispensing of sodium, ensuring safe and efficient handling in experiments.
Description:
CAS Number: 7757-82-6
Formula Weight: 142.04 Formula: Na2SO4 Density (g/mL): 2.698 Boiling Point (°C): >1000 Freezing Point (°C): 888 Solubility: Water Synonyms: Disodium Sulfate Shelf Life (months): 36 Storage: Green
Description:
CAS Number: 7727-73-3
Formula Weight: 322.19 Formula: Na2SO4·10H2O Density (g/mL): 1.46 Freezing Point (°C): 32.4 Solubility: Water Synonyms: Glauber's Salt Shelf Life (months): 36 Storage: Green
Description:
CAS Number: 1313-84-4
Formula Weight: 240.18 Formula: Na2S·9H2O Density (g/mL): 1.43 Freezing Point (°C): 50 Solubility: Water and Alcohol Synonyms: Sodium Monosulfide Nonahydrate Shelf Life (months): 12 Storage: White
Description:
CAS Number: 7757-83-7
Formula Weight: 126.04 Formula: Na2SO3 Hazard Info: Irritant Density (g/mL): 1.4 Solubility: Water Synonyms: Sulfurous Acid, Disodium Salt; Disodium Sulfite; Sodium Sulphite Shelf Life (months): 12 Storage: Green
Description:
CAS Number: 540-72-7
Formula Weight: 81.07 Formula: NaSCN Density (g/mL): 1.74 Freezing Point (°C): 287 Solubility: Water and Alcohol Synonyms: Sodium Rhodante, Thiocyanic Acid, Sodium Salt Shelf Life (months): 36 Storage: Green
Description:
CAS Number: 10102-17-7
Formula: Na2S2O3 5H2O Density: 1.685 g/mL Boiling and Freezing Point: 100°C, 48°C Solubility: Water Synonyms: Sodium Thiosulfate Pentahydrate Shelf Life: 12 Months
Description:
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
Catalog Number:
(76546-592)
Description:
This hydrometer measures the amount of soil colloids in grams of soil samples in suspension.
Catalog Number:
(76546-590)
Description:
This hydrometer measures the specific gravity of soil samples in suspension.
Catalog Number:
(470137-768)
Description:
Simple, Accurate Tracking
Description:
Examine Environmental Effects of Plant Fertilizer
Catalog Number:
(470001-822)
Description:
Four-piece set of professional equipment.
Catalog Number:
(470018-632)
Description:
Replaceable Tip Ensures Long-Lasting Wear
Catalog Number:
(470007-462)
Description:
Power three different solar vehicles — a solar speed boat, an air boat, and a surface submarine — using only the power of the sun. Build three vessels out of your recycled plastic beverage bottles then power them with the sun using the included 1/2 watt, waterproof solar panel. You can build a solar speed boat, an air boat, and a surface submarine. No batteries required.
Description:
Maximum efficiency monocrystalline solar cells.
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