Cleaning Supply Usage & Reorder Calculator
ANA›Life Services Authority›National Calculator Authority›Cleaning Supply Usage & Reorder Calculator
.calc-container { max-width: 640px; margin: 2rem 0; padding: 1.5rem; background: #fff; border: 1px solid #ddd; border-radius: 8px; box-shadow: 0 1px 3px rgba(0,0,0,0.06); font-family: system-ui, -apple-system, sans-serif; } .calc-container h3 { font-family: Georgia, serif; font-size: 1.15rem; color: #1a1a1a; margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--ac, #3d5a80); } .calc-row { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; flex-wrap: wrap; } .calc-row label { min-width: 160px; font-size: 0.9rem; color: #333; font-weight: 500; } .calc-row input[type="number"], .calc-row select { flex: 1; min-width: 120px; max-width: 200px; padding: 0.5rem 0.6rem; border: 1px solid #ccc; border-radius: 4px; font-size: 0.9rem; font-family: system-ui, sans-serif; color: #1a1a1a; background: #fafaf8; } .calc-row input:focus, .calc-row select:focus { outline: none; border-color: var(--ac, #3d5a80); box-shadow: 0 0 0 2px rgba(26,74,138,0.12); } .calc-row .unit { font-size: 0.82rem; color: #888; min-width: 30px; } .calc-btn { display: inline-block; margin-top: 0.5rem; padding: 0.55rem 1.5rem; background: var(--ac, #3d5a80); color: #fff; border: none; border-radius: 4px; font-size: 0.9rem; font-weight: 600; cursor: pointer; font-family: system-ui, sans-serif; } .calc-btn:hover { opacity: 0.9; } .calc-result { margin-top: 1.25rem; padding: 1rem 1.25rem; background: #f0f6fc; border-left: 3px solid var(--ac, #3d5a80); border-radius: 0 6px 6px 0; display: none; } .calc-result.visible { display: block; } .calc-result-label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: #666; margin-bottom: 0.25rem; } .calc-result-value { font-size: 1.6rem; font-weight: 700; color: var(--ac, #3d5a80); } .calc-result-detail { font-size: 0.85rem; color: #555; margin-top: 0.5rem; line-height: 1.5; } .calc-note { margin-top: 1rem; font-size: 0.8rem; color: #888; font-style: italic; } .calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-top: 0.75rem; } .calc-grid-item { padding: 0.6rem 0.8rem; background: #f8f9fa; border-radius: 4px; border: 1px solid #eee; } .calc-grid-item .label { font-size: 0.75rem; color: #888; text-transform: uppercase; letter-spacing: 0.04em; } .calc-grid-item .value { font-size: 1.1rem; font-weight: 600; color: #1a1a1a; } @media (max-width: 720px) { .calc-row { flex-direction: column; align-items: flex-start; gap: 0.3rem; } .calc-row label { min-width: auto; } .calc-row input[type="number"], .calc-row select { max-width: 100%; width: 100%; } .calc-grid { grid-template-columns: 1fr; } } .calc-chart { margin: 1rem 0; text-align: center; } .calc-chart svg { max-width: 100%; height: auto; } .calc-chart-legend { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.6rem 1.2rem; margin-top: 0.6rem; font-size: 0.8rem; color: #555; } .calc-chart-legend span { display: inline-flex; align-items: center; gap: 0.3rem; } .calc-chart-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; font-style: normal; } .calc-related { max-width: 640px; margin: 2rem 0 1rem; padding: 1.25rem 1.5rem; background: #f8f9fa; border: 1px solid #e8e8e8; border-radius: 8px; } .calc-related h3 { font-family: Georgia, serif; font-size: 1rem; color: #1a1a1a; margin: 0 0 0.75rem; padding-bottom: 0.4rem; border-bottom: 2px solid var(--ac, #3d5a80); } .calc-related-list { list-style: none; padding: 0; margin: 0 0 0.75rem; display: grid; grid-template-columns: 1fr 1fr; gap: 0.4rem 1.5rem; } .calc-related-list li a { font-size: 0.88rem; color: var(--ac, #3d5a80); text-decoration: none; } .calc-related-list li a:hover { text-decoration: underline; } .calc-browse-all { margin: 0.5rem 0 0; font-size: 0.9rem; font-weight: 600; } .calc-browse-all a { color: var(--ac, #3d5a80); text-decoration: none; } .calc-browse-all a:hover { text-decoration: underline; } @media (max-width: 720px) { .calc-related-list { grid-template-columns: 1fr; } }
Cleaning Supply Usage & Reorder Calculator
Calculate your cleaning supply consumption rate, days of stock remaining, reorder point, and estimated monthly cost.
Current Stock on Hand (units/oz/liters)
Unit Type
Bottles Gallons Liters Ounces (oz) Bags Rolls Packs
Average Usage Per Day (same units)
Supplier Lead Time (days)
Safety Stock Buffer (days)
Reorder Quantity (units per order)
Cost Per Unit ($)
Calculate
function cleCalc() { var resultDiv = document.getElementById('cle-result');
var currentStock = parseFloat(document.getElementById('cle-current-stock').value); var usagePerDay = parseFloat(document.getElementById('cle-usage-per-day').value); var leadTime = parseFloat(document.getElementById('cle-lead-time').value); var safetyStockDays = parseFloat(document.getElementById('cle-safety-stock-days').value); var reorderQty = parseFloat(document.getElementById('cle-reorder-qty').value); var costPerUnit = parseFloat(document.getElementById('cle-cost-per-unit').value); var unitLabel = document.getElementById('cle-unit-label').value;
// Validation if (isNaN(currentStock) || currentStock ' + 'MetricValue' + 'Current Stock' + currentStock.toFixed(2) + ' ' + unitLabel + '' + 'Daily Usage Rate' + usagePerDay.toFixed(3) + ' ' + unitLabel + '/day' + 'Days of Stock Remaining' + daysRemaining.toFixed(1) + ' days' + 'Safety Stock (units)' + safetyStock.toFixed(2) + ' ' + unitLabel + '' + 'Reorder Point' + reorderPoint.toFixed(2) + ' ' + unitLabel + '' + 'Days Until Reorder Needed' + (daysUntilReorder Overdue by ' + Math.abs(daysUntilReorder).toFixed(1) + ' days' : daysUntilReorder.toFixed(1) + ' days') + '' + 'Monthly Usage (30 days)' + monthlyUsage.toFixed(2) + ' ' + unitLabel + '' + 'Monthly Cost$' + monthlyCost.toFixed(2) + '' + 'Reorder Quantity' + reorderQty.toFixed(0) + ' ' + unitLabel + '' + 'Cost of One Reorder$' + orderCost.toFixed(2) + '' + 'Days of Stock After Reorder' + daysAfterReorder.toFixed(1) + ' days' + ''; }
#### Formulas Used
Days of Stock Remaining = Current Stock ÷ Daily Usage Rate
Safety Stock (units) = Daily Usage Rate × Safety Stock Buffer Days
Reorder Point (units) = (Daily Usage Rate × Lead Time Days) + Safety Stock
Days Until Reorder Needed = (Current Stock − Reorder Point) ÷ Daily Usage Rate Negative value means reorder is already overdue.
Monthly Usage = Daily Usage Rate × 30
Monthly Cost = Monthly Usage × Cost Per Unit
Order Cost = Reorder Quantity × Cost Per Unit
Days of Stock After Reorder = (Current Stock + Reorder Quantity) ÷ Daily Usage Rate
#### Assumptions & References
- The reorder point formula follows standard inventory management practice: ROP = (Average Daily Usage × Lead Time) + Safety Stock (APICS Supply Chain Management body of knowledge).
- Reference: Tersine, R.J. (1994). Principles of Inventory and Materials Management, 4th ed.
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