The manufacturer behind the pros — now selling direct

The pros' supplier.
Now at your door.

Standard Chemicals is backed by Hiwassee Packaging, producing 60M+ pounds of pool chemicals annually. We produce professional-grade cal-hypo in-house in both 68% and 56% strengths, test it several times a day, and ship it direct — with fewer middlemen and no unnecessary markups.

20+

Years Manufacturing

60m+

Pounds Produced Annually

in-house

Produced & Tested In-House

pro grade

Professional-Grade Chemistry

SHOP DIRECT FROM THE SOURCE

Straight from the manufacturer

Guaranteed full labeled strength

Fresh from our line.

Straight from the line

Professional-grade shock and tablets, produced in-house and shipped direct from the source. No middle brand, no repackaging, no unnecessary markup

3" Chlorine Tablets

Slow-dissolving 3-inch tablets, a full week of steady chlorine from one manufacturer's line.

$119.99 $104.99 USD You save $15.00
18LB Bucket 90% Available Chlorine
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Guaranteed full labeled strength

Pool Shock 68 (12lb)

Our 68% calcium hypochlorite shock in 12 one-pound bags for powerful sanitation, algae control, and crystal-clear water.

$64.99 USD
12 × 1 lb Bags 68% Calcium Hypochlorite
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Guaranteed full labeled strength

Pool Shock 56 (12lb)

Our 56% calcium hypochlorite shock in 12 one-pound bags for powerful sanitation, algae control, and crystal-clear water.

$64.99USD
12 × 1 lb Bags 56% Calcium Hypochlorite
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Guaranteed full labeled strength
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PRODUCED IN-HOUSE • DIRECT FROM THE SOURCE • PRO-GRADE QUALITY

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60+ million pounds

produced & tested in house

We produce both strengths ourselves 56% & 68%, and tested several times a day, never third-party sourced.

20+ years 

Two decades supplying the pool industry before we ever sold direct.

pro-grade

The exact product used on commercial and professionally-serviced pools.

from our facility to your pool

Cut the distributor and retail shelf, you pay us, not three markups stacked on top.

ONE PRODUCER, EVERY JOB

The full line, straight from the source

Shock, tablets, two cal-hypo strengths, all produced under one roof, so what clears a commercial pool is what clears yours.

68% cal-hypo: our strongest, pro-grade shock trusted by the pros, packaged for your pool

56% cal-hypo: the same strength you find on store shelves, without the retail markup

3-inch stabilized tablets for steady chlorine

Bulk sizes by the pallet, see Wholesale

One-pound bags for precise, no-waste dosing

SHOP THE LINE

Real Results. Real Customers. Crystal clear pools.

See the before & after transformations from pool owners just like you.

Dose it like the pros

The same math the techs run, built into three free tools. Enter your numbers, get the exact dose.

POOL Shock 

calculator

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Turn your pool’s gallons into an exact shock dose, professional accuracy, none of the guesswork.

Open calculator

Chlorine Tablet

calculator

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Get the right number of 3-inch tablets for steady, week-long chlorine.

Open calculator

Pool size

calculator

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Start here: get your true pool volume, the number every dose is calculated from.

Open calculator

WHY OUR PRICES ARE DIFFERENT

A shorter supply chain means fewer markups between our facility and your pool.
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Same chemistry the pros trust. None of the markups in between.

Title
Direct-From-Source Pricing
Professional-Grade Strength
Made In The USA
Produced & Tested In-House
Date-Coded At Production

Fresh from the line, guaranteed

Full-strength freshness 

Retail cal-hypo can sit in warehouses and on shelves for months, even years, losing available chlorine before you open it. Ours ships straight from our facility, guaranteed at full labeled strength when it reaches you. Every bucket is date-coded at production, so you can see how fresh it is. Safe arrival, Every order ships sealed and secured. If it arrives damaged, we replace it free, no return required.

WHO PRODUCES IT

Two decades on the line, now selling direct

We’ve produced pool chemicals for the industry for 20+ years. Standard Chemicals is us, selling straight to you.

Backed by Hiwassee Packaging, 60+ million pounds of production a year and more than 20 years of manufacturing. We produce, test, and handle our products end to end, so what arrives at your door is the exact specification that leaves our line. The credentials aren’t marketing. They’re the manufacturing.

Standard Chemicals · Backed by Hiwassee Packaging

Our story

PRO-GRADE PROOF

Pro-grade, and here's the proof 

Where it comes from, how it's produced, and how to use it safely.

Science

Calculators built on real sanitizer chemistry translate your gallons into an exact dose.

Try the calculator

Sourcing

Produced and tested by a 20+ year U.S. chemical manufacturer, greater control over quality, consistency, and performance.

Shop products

Documentation

Safety Data Sheets published for every product, in English and Spanish.

View SDS

STRAIGHT FROM THE SOURCE TO YOUR INBOX

Restock alerts, dosing guidance, and direct-from-source offers. From the people who actually produce it.

Less work, more pool

Tag @standardchemicals on instagram - pro-grade water, backyard days.

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