View Table of Contents Cellar Chemicals Chemical / Use
Lab Chemicals
Chemical Hydrogen Peroxide 30% *[HM]
Comments
Shelf Life Size
Sizes
Full Pack
Ascorbic acid (for treating H 2 S)
Full Sack Only
55 lbs
1 year in fridge 6-12 months
For A/O SO 2 test
125 mL 500 mL
Bentonite (multiple uses) KWK Krystal Klear
Full Sack Only
50 lbs
pH Buffers pH 4.00 or 7.00 Phenolphthalein 1% *[HM] Phosphoric acid *[HM] Ripper SO 2 Test Iodine 0.02 N
Color coded, prepared to NBS standards. Indicator for TA test and VA test 25% For A/O SO 2 test
1L
Carbon (removes color/odor problems) S51 (deodorizing)
Full Sack Only Full Sack Only
40 lbs 33 lbs
Eno Anti-Chromos
indefinite 250 mL
ALL CARBON SHIPS BY TRUCK ONLY Citric acid Diammonium phosphate (nitrogen addition)
indefinite
Full Sack Only Full Sack Only
50 lbs 50 lbs
1L
VERY light sensitive. Protect from light.
stan- dardize often
Gelatin (fining agent) Bronze Sheet
1L
1 lb units
Granular 100 Bloom Gelsol (liquid gelatin)
Full Sack Only Full Pail Only
50 lbs 55 lbs
Sodium hydroxide 1 N *[HM]
VERY caustic. Caution!
1 year
1L
Isinglass
1 lb bags
Flocced
1 kg and 5 kg 1 kg and 5 kg Full Sack Only Full Sack Only Full Sack Only 1 kg and 25 kg Full Sack Only Full Drum Only Full Sack Only Full Sack Only Full Sack Only
Inquire for larger qty
Starch 1%
Indicator for Ripper SO 2 test
until moldy
1L
Drifine (20-min prep time) Malic acid (acid addition)
50 lbs 55 lbs 55 lbs 55 lbs 50 lbs 20 kg 50 lbs 55 lbs 50 lbs
Sulfuric acid 25% *[HM]
VERY corrosive. Caution!
indefinite
1L
Potassium bitartrate (for cold stabilization) Potassium carbonate (acid reduction) Potassium metabisulfite (SO 2 addition, cleaning)
Sodium hydroxide For titration, specify strength. 0.01 N for A/O SO 2 test 0.067 N for VA & TA tests 0.10 N for TA tests
1 year
1L
Potassium sorbate (bottling stability)
PVPP (Divergan ® F)
Soda Ash (sodium carbonate for cleaning)
*[HM] - Hazardous Materials Discounts available for larger quantities, please inquire for pricing. Product offering subject to change without notice.
Tartaric acid (acid additions) TSP chlorinated (for cleaning)
Nalco 1072 colloidal silica *50 lb Pail (to settle gelatin fining and to clarify) * Also available in 555 lb drum & 275 gal totes
44 2026 - 2027 Gusmer Enterprises, Inc. Wine Products Catalog
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