Top » Catalog » Cart Contents

What's In My Cart?

Product(s)

SALICYLIC ACID LAB GRADE (100G) SALICYLIC ACID LAB GRADE (100G)

   or remove
$43.74
SODIUMHYDROXIDE/EDTA TETR Na 4H20 10.0 NORMAL (500ML) SODIUMHYDROXIDE/EDTA TETR Na 4H20 10.0 NORMAL (500ML)

   or remove
$41.07
SODIUM THIOSULFATE 1.0 NORMAL (500ML) SODIUM THIOSULFATE 1.0 NORMAL (500ML)

   or remove
$45.44
STARCH INDICATOR 1% W/V SOLUTION (500ML) STARCH INDICATOR 1% W/V SOLUTION (500ML)

   or remove
$45.44
STANNOUS CHLORIDE REAGENT I (500ML) STANNOUS CHLORIDE REAGENT I (500ML)

   or remove
$114.07
SILVER NITRATE 0.05 NORMAL (20L) SILVER NITRATE 0.05 NORMAL (20L)

   or remove
$757.23
SILICA GEL GRADE 12 30-200 MESH (2.5KG) SILICA GEL GRADE 12 30-200 MESH (2.5KG)

   or remove
$265.03
SCHIFF ALDEHYDE TEST SOLUTION (500ML) SCHIFF ALDEHYDE TEST SOLUTION (500ML)

   or remove
$44.64
SULFURIC ACID 0.05 NORMAL (500ML) SULFURIC ACID 0.05 NORMAL (500ML)

   or remove
$18.95
SAND WHITE FINE (12KG) SAND WHITE FINE (12KG)

   or remove
$135.55
SALICYLIC ACID REAGENT ACS (2.5KG) SALICYLIC ACID REAGENT ACS (2.5KG)

   or remove
$331.66
SODIUM SILICATE SOLUTION (500ML) SODIUM SILICATE SOLUTION (500ML)

   or remove
$22.18
SILVER NITRATE 0.0855 NORMAL (20L) SILVER NITRATE 0.0855 NORMAL (20L)

   or remove
$1,221.34
SODIUM THIOSULFATE 1.0 NORMAL (4L) SODIUM THIOSULFATE 1.0 NORMAL (4L)

   or remove
$90.77
SODIUM SULFITE LAB GRADE ANHYDROUS (500G) SODIUM SULFITE LAB GRADE ANHYDROUS (500G)

   or remove
$21.56
SODIUM IODIDE REAGENT GRANULAR (12KG) SODIUM IODIDE REAGENT GRANULAR (12KG)

   or remove
$6,142.52
SODIUM MOLYBDATE RGNT ACS POWDER (12KG) SODIUM MOLYBDATE RGNT ACS POWDER (12KG)

   or remove
$5,545.53
SODIUM IODIDE REAGENT GRANULAR (2.5KG) SODIUM IODIDE REAGENT GRANULAR (2.5KG)

   or remove
$1,302.76
SODIUM MOLYBDATE RGNT ACS POWDER (2.5KG) SODIUM MOLYBDATE RGNT ACS POWDER (2.5KG)

   or remove
$1,295.24
SODIUM SILICATE META LAB GR ANHYDROUS (500G) SODIUM SILICATE META LAB GR ANHYDROUS (500G)

   or remove
$22.09
SODIUM CHLORIDE LAB GRADE CRYSTAL (2.5KG) SODIUM CHLORIDE LAB GRADE CRYSTAL (2.5KG)

   or remove
$46.65
SODIUM THIOSULFATE 0.5 NORMAL (500ML) SODIUM THIOSULFATE 0.5 NORMAL (500ML)

   or remove
$22.72
SAFRANINE O SOLUTION 1% AQUEOUS (500ML) SAFRANINE O SOLUTION 1% AQUEOUS (500ML)

   or remove
$98.22
SODIUM HYDROXIDE 0.01 NORMAL (1L) SODIUM HYDROXIDE 0.01 NORMAL (1L)

   or remove
$22.72
SILICA GEL 6-18 MESH INDICATING BLUE (500G) SILICA GEL 6-18 MESH INDICATING BLUE (500G)

   or remove
$108.89
SILVER NITRATE 0.282 NORMAL (20L) SILVER NITRATE 0.282 NORMAL (20L)

   or remove
$3,550.03
STARCH INDICATOR 0.5% W/V SOLUTION (100ML) STARCH INDICATOR 0.5% W/V SOLUTION (100ML)

   or remove
$15.15
SODIUM IODIDE LAB GRADE GRANULAR (2.5KG) SODIUM IODIDE LAB GRADE GRANULAR (2.5KG)

   or remove
$1,296.25
STARCH INDICATOR 0.5% W/V SOLUTION (1L) STARCH INDICATOR 0.5% W/V SOLUTION (1L)

   or remove
$26.47
SILVER NITRATE 5% SOLUTION (4L) SILVER NITRATE 5% SOLUTION (4L)

   or remove
$828.88
SAND WHITE FINE (500G) SAND WHITE FINE (500G)

   or remove
$27.14
SODIUM HYDROXIDE 0.25 NORMAL (1L) SODIUM HYDROXIDE 0.25 NORMAL (1L)

   or remove
$20.81
SODIUM CHLORIDE 20% W/V SOLUTION (500ML) SODIUM CHLORIDE 20% W/V SOLUTION (500ML)

   or remove
$22.36
SPADNS SOLUTION (1L) SPADNS SOLUTION (1L)

   or remove
$66.24
STANNOUS CHLORIDE REAGENT II (1L) STANNOUS CHLORIDE REAGENT II (1L)

   or remove
$181.49
STANNOUS CHLORIDE REAGENT I (100ML) STANNOUS CHLORIDE REAGENT I (100ML)

   or remove
$46.67
SILICA GEL GRADE 12 30-200 MESH (500G) SILICA GEL GRADE 12 30-200 MESH (500G)

   or remove
$68.10
SILVER NITRATE 0.1 NORMAL (20L) SILVER NITRATE 0.1 NORMAL (20L)

   or remove
$1,327.19
SODIUM THIOSULFATE 0.2 NORMAL (1L) SODIUM THIOSULFATE 0.2 NORMAL (1L)

   or remove
$23.33
STARCH INDICATOR 1% W/V SOLUTION (1L) STARCH INDICATOR 1% W/V SOLUTION (1L)

   or remove
$30.21
SODIUM PHOSPHATE MONOBASIC RGNT ACS (12KG) SODIUM PHOSPHATE MONOBASIC RGNT ACS (12KG)

   or remove
$881.55
SODIUM THIOSULFATE LAB GR CRYSTAL (2.5KG) SODIUM THIOSULFATE LAB GR CRYSTAL (2.5KG)

   or remove
$108.89
SILVER NITRATE 0.282 NORMAL (4L) SILVER NITRATE 0.282 NORMAL (4L)

   or remove
$880.99
SULFURIC ACID 0.1 NORMAL (1L) SULFURIC ACID 0.1 NORMAL (1L)

   or remove
$20.81
SODIUM BISULFITE LAB GRADE GRANULAR (500G) SODIUM BISULFITE LAB GRADE GRANULAR (500G)

   or remove
$41.68
STARCH INDICATOR 1% W/V SOLUTION (20L) STARCH INDICATOR 1% W/V SOLUTION (20L)

   or remove
$213.61
SALICYLIC ACID REAGENT ACS (125G) SALICYLIC ACID REAGENT ACS (125G)

   or remove
$30.82
STARCH INDICATOR 0.5% W/V SOLUTION (500ML) STARCH INDICATOR 0.5% W/V SOLUTION (500ML)

   or remove
$18.95
SODIUM CARBONATE (SODA ASH) LAB GRADE (500G) SODIUM CARBONATE (SODA ASH) LAB GRADE (500G)

   or remove
$23.34
SODIUM IODIDE LAB GRADE GRANULAR (125G) SODIUM IODIDE LAB GRADE GRANULAR (125G)

   or remove
$89.56
SODIUM THIOSULFATE 0.025 NORMAL (1L) SODIUM THIOSULFATE 0.025 NORMAL (1L)

   or remove
$22.72
SCHIFF ALDEHYDE TEST SOLUTION (1L) SCHIFF ALDEHYDE TEST SOLUTION (1L)

   or remove
$82.77
SODIUM THIOSULFATE 1.0 NORMAL (20L) SODIUM THIOSULFATE 1.0 NORMAL (20L)

   or remove
$260.09
SALICYLIC ACID REAGENT ACS (500G) SALICYLIC ACID REAGENT ACS (500G)

   or remove
$82.15
SULFURIC ACID 0.1 NORMAL (200L) SULFURIC ACID 0.1 NORMAL (200L)

   or remove
$898.42
SODIUM HYDROXIDE 0.4 NORMAL (1L) SODIUM HYDROXIDE 0.4 NORMAL (1L)

   or remove
$20.81
STANNOUS CHLORIDE REAGENT II (100ML) STANNOUS CHLORIDE REAGENT II (100ML)

   or remove
$46.67
STARCH SOLUBLE REAGENT ACS POWDER (500G) STARCH SOLUBLE REAGENT ACS POWDER (500G)

   or remove
$108.89
SODIUM SULFATE RGNT ACS GRANULAR (50KG) SODIUM SULFATE RGNT ACS GRANULAR (50KG)

   or remove
$1,656.79
SAND WHITE FINE (5KG) SAND WHITE FINE (5KG)

   or remove
$43.13
SODIUM SULFATE 22.2% W/V SOLUTION (500ML) SODIUM SULFATE 22.2% W/V SOLUTION (500ML)

   or remove
$26.10
SODIUM BORATE RGNT ACS GRANULAR (12KG) SODIUM BORATE RGNT ACS GRANULAR (12KG)

   or remove
$300.78
2,6-DICHLOROINDOPHENOL SODIUM SALT (5G) 2,6-DICHLOROINDOPHENOL SODIUM SALT (5G)

   or remove
$138.84
SODIUM CARBONATE 0.04 NORMAL (1L) SODIUM CARBONATE 0.04 NORMAL (1L)

   or remove
$50.36
SODIUM CARBONATE 1.0 NORMAL (4L) SODIUM CARBONATE 1.0 NORMAL (4L)

   or remove
$80.10
SODIUM CARBONATE 2.0 NORMAL (1L) SODIUM CARBONATE 2.0 NORMAL (1L)

   or remove
$60.52
SODIUM CHLORIDE 0.025 NORMAL (1L) SODIUM CHLORIDE 0.025 NORMAL (1L)

   or remove
$41.47
SODIUM BROMIDE LAB GRADE GRANULAR (500G) SODIUM BROMIDE LAB GRADE GRANULAR (500G)

   or remove
$51.86
SODIUM HYDROXIDE 1% W/V SOLUTION (1L) SODIUM HYDROXIDE 1% W/V SOLUTION (1L)

   or remove
$26.47
SILICA STANDARD 100 PPM (500ML) SILICA STANDARD 100 PPM (500ML)

   or remove
$36.29
SODIUM BISULFITE RGNT ACS GRANULAR (2.5KG) SODIUM BISULFITE RGNT ACS GRANULAR (2.5KG)

   or remove
$186.70
SODIUM SULFITE 1.0 MOLAR (500ML) SODIUM SULFITE 1.0 MOLAR (500ML)

   or remove
$32.62
SODIUM CARBONATE LAB GR MONOHYDRATE (500G) SODIUM CARBONATE LAB GR MONOHYDRATE (500G)

   or remove
$21.91
SULFOSALICYCLIC ACID 10% W/V SOLUTION (1L) SULFOSALICYCLIC ACID 10% W/V SOLUTION (1L)

   or remove
$62.21
SULFATE STANDARD 500 PPM W/V AQUEOUS (1L) SULFATE STANDARD 500 PPM W/V AQUEOUS (1L)

   or remove
$46.65
DPD Indicator Solution - APHA for Chlorine (1L) DPD Indicator Solution - APHA for Chlorine (1L)

   or remove
$106.27
SODIUM BICARBONATE RGNT ACS POWDER (2.5KG) SODIUM BICARBONATE RGNT ACS POWDER (2.5KG)

   or remove
$104.41
SODIUM CARBONATE 1.0 NORMAL (500ML) SODIUM CARBONATE 1.0 NORMAL (500ML)

   or remove
$24.64
SILVER NITRATE 0.0141 NORMAL (500ML) SILVER NITRATE 0.0141 NORMAL (500ML)

   or remove
$37.45
SODIUM ACETATE TRIHYDRATE ACS CRYSTAL (125G) SODIUM ACETATE TRIHYDRATE ACS CRYSTAL (125G)

   or remove
$26.74
SULFATE STANDARD 1000 PPM (1L) SULFATE STANDARD 1000 PPM (1L)

   or remove
$46.65
SODIUM BISULFITE LAB GRADE GRANULAR (12KG) SODIUM BISULFITE LAB GRADE GRANULAR (12KG)

   or remove
$160.77
DITHIZONE REAGENT ACS (10G) DITHIZONE REAGENT ACS (10G)

   or remove
$107.93
SODIUM ACETATE TRIHYDRATE ACS CRYSTAL (500G) SODIUM ACETATE TRIHYDRATE ACS CRYSTAL (500G)

   or remove
$69.98
SODIUM BICARBONATE POWDER LAB GRADE (2.5KG) SODIUM BICARBONATE POWDER LAB GRADE (2.5KG)

   or remove
$55.76
SULFATE STANDARD 1000 PPM (500ML) SULFATE STANDARD 1000 PPM (500ML)

   or remove
$33.72
SULFURIC ACID 0.04 NORMAL (1L) SULFURIC ACID 0.04 NORMAL (1L)

   or remove
$24.68
DEXTROSE (GLUCOSE) ANHYDROUS (500G) DEXTROSE (GLUCOSE) ANHYDROUS (500G)

   or remove
$51.86
SODIUM CARBONATE 2.0 NORMAL (500ML) SODIUM CARBONATE 2.0 NORMAL (500ML)

   or remove
$34.07
SODIUM BICARBONATE RGNT ACS POWDER (500G) SODIUM BICARBONATE RGNT ACS POWDER (500G)

   or remove
$46.78
SODIUM BISULFITE RGNT ACS GRANULAR (500G) SODIUM BISULFITE RGNT ACS GRANULAR (500G)

   or remove
$58.31
SODIUM AZIDE 0.5% W/V SOLUTION / APHA CHROMIUM (1L) SODIUM AZIDE 0.5% W/V SOLUTION / APHA CHROMIUM (1L)

   or remove
$62.21
SODIUM BROMIDE LAB GRADE GRANULAR (12KG) SODIUM BROMIDE LAB GRADE GRANULAR (12KG)

   or remove
$482.25
SODIUM SILICATE SOLUTION (1L) SODIUM SILICATE SOLUTION (1L)

   or remove
$23.71
SODIUM CARBONATE LAB GR MONOHYDRATE (2.5KG) SODIUM CARBONATE LAB GR MONOHYDRATE (2.5KG)

   or remove
$60.52
SODIUM CARBONATE 0.1 NORMAL (1L) SODIUM CARBONATE 0.1 NORMAL (1L)

   or remove
$50.36
DEXTROSE (GLUCOSE) LAB GRADE ANHYDROUS (500G) DEXTROSE (GLUCOSE) LAB GRADE ANHYDROUS (500G)

   or remove
$41.01
SODIUM CARBONATE 1.0 NORMAL (20L) SODIUM CARBONATE 1.0 NORMAL (20L)

   or remove
$220.41
SODIUM CARBONATE 2.0 NORMAL (20L) SODIUM CARBONATE 2.0 NORMAL (20L)

   or remove
$176.63
SODIUM PYROPHOSPHATE LAB GR (500G) SODIUM PYROPHOSPHATE LAB GR (500G)

   or remove
$30.75
SODIUM CARBONATE 2.0 NORMAL (4L) SODIUM CARBONATE 2.0 NORMAL (4L)

   or remove
$105.90

Sub-Total: $34,275.62

Checkout
Categories
A (190)
B (205)
C (358)
D (20)
E (49)
F (75)
G (25)
H (52)
I (46)
K (2)
L (31)
M (131)
N (28)
O (3)
P (287)
Q (1)
R (3)
S (525)
T (112)
U (4)
W (7)
X (9)
Z (39)
Quick Find
 
Use keywords to find the product you are looking for.
Advanced Search
What's New?
Nitric Acid - 0.5 Normal (N/2) (4L)
Nitric Acid - 0.5 Normal (N/2) (4L)
$108.89
Shopping Cart
2 x SALICYLIC ACID LAB GRADE (100G)
1 x SODIUMHYDROXIDE/EDTA TETR Na 4H20 10.0 NORMAL (500ML)
2 x SODIUM THIOSULFATE 1.0 NORMAL (500ML)
2 x STARCH INDICATOR 1% W/V SOLUTION (500ML)
1 x STANNOUS CHLORIDE REAGENT I (500ML)
1 x SILVER NITRATE 0.05 NORMAL (20L)
1 x SILICA GEL GRADE 12 30-200 MESH (2.5KG)
1 x SCHIFF ALDEHYDE TEST SOLUTION (500ML)
1 x SULFURIC ACID 0.05 NORMAL (500ML)
1 x SAND WHITE FINE (12KG)
1 x SALICYLIC ACID REAGENT ACS (2.5KG)
1 x SODIUM SILICATE SOLUTION (500ML)
1 x SILVER NITRATE 0.0855 NORMAL (20L)
1 x SODIUM THIOSULFATE 1.0 NORMAL (4L)
1 x SODIUM SULFITE LAB GRADE ANHYDROUS (500G)
1 x SODIUM IODIDE REAGENT GRANULAR (12KG)
1 x SODIUM MOLYBDATE RGNT ACS POWDER (12KG)
1 x SODIUM IODIDE REAGENT GRANULAR (2.5KG)
1 x SODIUM MOLYBDATE RGNT ACS POWDER (2.5KG)
1 x SODIUM SILICATE META LAB GR ANHYDROUS (500G)
1 x SODIUM CHLORIDE LAB GRADE CRYSTAL (2.5KG)
1 x SODIUM THIOSULFATE 0.5 NORMAL (500ML)
3 x SAFRANINE O SOLUTION 1% AQUEOUS (500ML)
1 x SODIUM HYDROXIDE 0.01 NORMAL (1L)
1 x SILICA GEL 6-18 MESH INDICATING BLUE (500G)
1 x SILVER NITRATE 0.282 NORMAL (20L)
1 x STARCH INDICATOR 0.5% W/V SOLUTION (100ML)
1 x SODIUM IODIDE LAB GRADE GRANULAR (2.5KG)
1 x STARCH INDICATOR 0.5% W/V SOLUTION (1L)
1 x SILVER NITRATE 5% SOLUTION (4L)
2 x SAND WHITE FINE (500G)
1 x SODIUM HYDROXIDE 0.25 NORMAL (1L)
1 x SODIUM CHLORIDE 20% W/V SOLUTION (500ML)
1 x SPADNS SOLUTION (1L)
1 x STANNOUS CHLORIDE REAGENT II (1L)
1 x STANNOUS CHLORIDE REAGENT I (100ML)
1 x SILICA GEL GRADE 12 30-200 MESH (500G)
1 x SILVER NITRATE 0.1 NORMAL (20L)
1 x SODIUM THIOSULFATE 0.2 NORMAL (1L)
1 x STARCH INDICATOR 1% W/V SOLUTION (1L)
1 x SODIUM PHOSPHATE MONOBASIC RGNT ACS (12KG)
1 x SODIUM THIOSULFATE LAB GR CRYSTAL (2.5KG)
1 x SILVER NITRATE 0.282 NORMAL (4L)
1 x SULFURIC ACID 0.1 NORMAL (1L)
2 x SODIUM BISULFITE LAB GRADE GRANULAR (500G)
1 x STARCH INDICATOR 1% W/V SOLUTION (20L)
1 x SALICYLIC ACID REAGENT ACS (125G)
1 x STARCH INDICATOR 0.5% W/V SOLUTION (500ML)
1 x SODIUM CARBONATE (SODA ASH) LAB GRADE (500G)
1 x SODIUM IODIDE LAB GRADE GRANULAR (125G)
1 x SODIUM THIOSULFATE 0.025 NORMAL (1L)
1 x SCHIFF ALDEHYDE TEST SOLUTION (1L)
1 x SODIUM THIOSULFATE 1.0 NORMAL (20L)
1 x SALICYLIC ACID REAGENT ACS (500G)
1 x SULFURIC ACID 0.1 NORMAL (200L)
1 x SODIUM HYDROXIDE 0.4 NORMAL (1L)
1 x STANNOUS CHLORIDE REAGENT II (100ML)
1 x STARCH SOLUBLE REAGENT ACS POWDER (500G)
1 x SODIUM SULFATE RGNT ACS GRANULAR (50KG)
1 x SAND WHITE FINE (5KG)
1 x SODIUM SULFATE 22.2% W/V SOLUTION (500ML)
1 x SODIUM BORATE RGNT ACS GRANULAR (12KG)
1 x 2,6-DICHLOROINDOPHENOL SODIUM SALT (5G)
1 x SODIUM CARBONATE 0.04 NORMAL (1L)
1 x SODIUM CARBONATE 1.0 NORMAL (4L)
1 x SODIUM CARBONATE 2.0 NORMAL (1L)
1 x SODIUM CHLORIDE 0.025 NORMAL (1L)
1 x SODIUM BROMIDE LAB GRADE GRANULAR (500G)
1 x SODIUM HYDROXIDE 1% W/V SOLUTION (1L)
1 x SILICA STANDARD 100 PPM (500ML)
1 x SODIUM BISULFITE RGNT ACS GRANULAR (2.5KG)
1 x SODIUM SULFITE 1.0 MOLAR (500ML)
1 x SODIUM CARBONATE LAB GR MONOHYDRATE (500G)
1 x SULFOSALICYCLIC ACID 10% W/V SOLUTION (1L)
1 x SULFATE STANDARD 500 PPM W/V AQUEOUS (1L)
1 x DPD Indicator Solution - APHA for Chlorine (1L)
1 x SODIUM BICARBONATE RGNT ACS POWDER (2.5KG)
1 x SODIUM CARBONATE 1.0 NORMAL (500ML)
1 x SILVER NITRATE 0.0141 NORMAL (500ML)
1 x SODIUM ACETATE TRIHYDRATE ACS CRYSTAL (125G)
1 x SULFATE STANDARD 1000 PPM (1L)
1 x SODIUM BISULFITE LAB GRADE GRANULAR (12KG)
1 x DITHIZONE REAGENT ACS (10G)
1 x SODIUM ACETATE TRIHYDRATE ACS CRYSTAL (500G)
1 x SODIUM BICARBONATE POWDER LAB GRADE (2.5KG)
1 x SULFATE STANDARD 1000 PPM (500ML)
1 x SULFURIC ACID 0.04 NORMAL (1L)
1 x DEXTROSE (GLUCOSE) ANHYDROUS (500G)
1 x SODIUM CARBONATE 2.0 NORMAL (500ML)
1 x SODIUM BICARBONATE RGNT ACS POWDER (500G)
1 x SODIUM BISULFITE RGNT ACS GRANULAR (500G)
1 x SODIUM AZIDE 0.5% W/V SOLUTION / APHA CHROMIUM (1L)
1 x SODIUM BROMIDE LAB GRADE GRANULAR (12KG)
1 x SODIUM SILICATE SOLUTION (1L)
1 x SODIUM CARBONATE LAB GR MONOHYDRATE (2.5KG)
1 x SODIUM CARBONATE 0.1 NORMAL (1L)
1 x DEXTROSE (GLUCOSE) LAB GRADE ANHYDROUS (500G)
1 x SODIUM CARBONATE 1.0 NORMAL (20L)
1 x SODIUM CARBONATE 2.0 NORMAL (20L)
1 x SODIUM PYROPHOSPHATE LAB GR (500G)
1 x SODIUM CARBONATE 2.0 NORMAL (4L)
$34,275.62
Bestsellers
  1. CALCIUM CARBONATE PWDR NATURAL CHLK (2.5KG)
  2. SILICA GEL 6-18 MESH INDICATING BLUE (2.5KG)
  3. Phenyl Salicylate - (Salol) (125G)
  4. CALCIUM CHLORIDE DIHYDRATE PWDR ACS (500G)
  5. MERCURY STANDARD SOLUTION 1ML=0.1MG (100ML)
  6. IODINE 0.0473 NORMAL (4L)
  7. SULFIDE STANDARD 1000 PPM W/W IN DILUTE NAOH (1L)
  8. AMMONIUM PHOSPHATE MONOBASIC LB GRD (2.5KG)
  9. PHOSPHATE BUFFER PH 7.2 (500ML)
  10. FLUORESCEIN SODIUM SALT LAB GR (25G)
Reviews
There are currently no product reviews

About us | How to Order

Chemical Information | Contact Us


Science Stuff Main Website
GeoTrust
Copyright © 2018, Science Stuff, Inc. Science Stuff is a registered mark of Science Stuff, Inc.