Gusmer Wine Catalog 2023-24

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Cellar Chemicals Chemical / Use

Available Sizes

*Full Pack Size

Ascorbic acid (for treating H 2 S)

Full Sack Only

55 lbs

Bentonite (multiple uses) KWK Krystal Klear

Full Sack Only

50 lbs

Carbon (removes color/odor problems) S51 (deodorizing)

Full Sack Only Full Sack Only

40 lbs 33 lbs

Eno Anti-Chromos

ALL CARBON SHIPS BY TRUCK ONLY Citric acid Diammonium phosphate (nitrogen addition)

Full Sack Only Full Sack Only

50 lbs 50 lbs

Gelatin (fining agent) Bronze Sheet

1 lb units

Granular 100 Bloom Gelsol (liquid gelatin)

Full Sack Only Full Pail Only

50 lbs 55 lbs

Isinglass

1 lb bags

Flocced

1 kg and 5 kg 1 kg and 5 kg Full Sack Only Full Sack Only Full Sack Only Full Sack Only 1 kg and 25 kg Full Sack Only Full Sack Only Full Sack Only Full Sack Only Full Sack Only

Inquire for larger qty

Drifine (20-min prep time)

Kolorfine ® (caseinate fining agent)

50 lbs 50 lbs 55 lbs 55 lbs 55 lbs 50 lbs 20 kg 50 lbs 55 lbs 50 lbs 50 lbs

Malic acid (acid addition)

Potassium bitartrate (for cold stabilization) Potassium carbonate (acid reduction) Potassium metabisulfite (SO 2 addition, cleaning)

Potassium sorbate (bottling stability)

PVPP (Divergan ® F)

Soda Ash (sodium carbonate for cleaning)

Tartaric acid (acid additions) TSP chlorinated (for cleaning) Nalco 1072 colloidal silica

(to settle gelatin fining and to clarify)

Nalco 1072 also available in 555 lb drum and 275 gal totes

Common Use Lab Chemicals Chemical Comments Shelf Life

Size

Copper Sulfate & Other Sulfide Chemicals

For treating sulfide odors see Sulfide Detection/Treatment Kit

10% solution 1% solution

(15 ml / 1,000 gal = 0.1 ppm as Cu) (150 ml / 1,000 gal = 0.1 ppm as Cu)

2 yrs 2 yrs

1 L 1 L

Hydrogen Peroxide 30% *[HM] pH Buffers pH 4.00 or 7.00 Phenolphthalein 1% *[HM] Phosphoric acid

For A/O SO 2 test

1 yr in fridge

125 ml, 500 ml

Color coded, prepared to NBS standards.

6-12 months

1 L

Indicator for TA test and VA test

indefinite

250 ml

25% For A/O SO 2 test

indefinite

1 L

*[HM] Ripper SO 2 Test Iodine 0.02 N

VERY light sensitive. Protect from light.

standardize often

1 L 1 L 1 L 1 L

Sodium hydroxide 1 N

VERY caustic. Caution!

1 yr

*[HM] Starch 1%

Indicator for Ripper SO 2 test VERY corrosive. Caution! 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

until moldy indefinite

Sulfuric acid 25% *[HM] Sodium hydroxide

1 yr

1 L

*[HM] - Hazardous Materials Discounts available for larger quantities, please inquire for pricing. Product offering subject to change without notice.

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