Econotech Services Ltd.

Econotech Services Ltd.

Company Details

Year Established: 1972

Number of Employees: 34

Company Information

Thomas Yuen
Title: Supervisor-Analytical (Process & Liquor)
Telephone: (604) 526-4221
Fax: (604) 526-1898
Email: Click Here

Heather Mcleod
Title: Sr Technologist-Microscopy & Wood Tech
Telephone: (604) 526-4221
Fax: (604) 526-1898
Email: Click Here

Keith Becker
Title: Vice President
Telephone: (604) 526-4221
Fax: (604) 526-1898
Email: Click Here

Sandra Fodor
Title: Manager - Paper Testing & Microscopy
Telephone: (604) 526-4221
Fax: (604) 526-1898
Email: Click Here

Eric Chao
Title: Senior Technical Specialist
Telephone: (604) 526-4221
Fax: (604) 526-1898
Email: Click Here

Randy Lowe
Title: VP-Pulping & Bleaching and Environmental
Telephone: (604) 526-4221
Fax: (604) 526-1898
Email: Click Here

Services

Microscopy

Pulp & Paper Testing (physical & Optical) Pulp Treatment: two PFI mills, two Valley beaters and a Domtar latency removal mixer; flat screening; Pulmac shive analysis; Bauer McNett fiber classification; Optest Fiber Quality Analyzer-WAFL, coarseness, kink and curl indices; fiber length index (DeMontigny); freeness measurement; handsheet preparation (white water recirculation available). Physical Testing: burst, tear, tensile, caliper, bulk, density, fracture toughness, fold, internal bond, porosity (Sheffield or Gurley), smoothness (Sheffield or Gurley), stiffness (Taber or Gurley), softness (Gurley), coefficient of static friction, concora, flat crush, ring crush, K & N ink absorption, water absorption, Hercules size test, water retention value, water vapor transmission rate, zero span and short span tensile, stretch, TEA and MOE, Brecht Imset tear, Parker print surf, Dennison wax pick, wet tensile testing, elongation, Cobb test. Optical Testing: brightness and brightness reversion, opacity, Hunter and CIE color coordinates, light scattering and absorption coefficients, luminance factor, fluorescence, whiteness or yellowness, tristimulus values, dirt count and identification, ink particle, sticky counts and area determination, gloss. Printability Testing: Vandercook proof press, MB Print indicator, print density, mottleness, print through, IGT pick test. Fluff Properties Analysis: fluffing in hammermill, fiber damage ratio, hardness index, nep or nodule count, resiliency and absorption capacity and time, specific volume. Other Services: permanence testing; sanitary product testing, tissue towel and diaper testing; British Standard Sheet Machine gridplate wire recovering; filler and additive evaluations.

Environmental Analysis Effluent Monitoring: general water quality parameters including BOD, COD, ammonia, total Kjeldahl nitrogen, phosphates, alkalinity, acidity, pH, conductivity, turbidity, phenolic substances, AOX, anions (chloride, sulfate, nitrate, nitrite, fluoride, etc.), cations (sodium, calcium, magnesium, potassium, etc.), cyanide, color, oil and grease, reactive silica and more; trace level metals including chromium, lead, vanadium, iron, zinc, manganese, titanium, and many others by ICP or AA; trace level organics such as resin and fatty acids, PCBs, chlorinated phenolics, formaldehyde, surfactants, methanol, chloroform, volatile fatty acids (formic, acetic, buytric, etc.), chlorinated acetic acids, polynuclear aromatic hydrocarbons, terpenes. Soils, Sludges, Waste Materials: the majority of the above effluent tests may also be applied to a wide variety of solid, semi-solid and multiphased materials; other tests include: 1-hour aqueous extractions and 24-hour leaching per special waste procedures, moisture, ash content, extractable organohalogen (EOX), particle size analysis, infrared qualitative identificaiton, and other tests; commercial solvent mixtures can be quantified including mixtures of glycols and alcohols. Air Samples, Industrial Hygiene: respirable quartz, organic solvents, caustic mist, sulfuric acid mist, formaldehyde, peroxide, total silica, oil mist, asbestos, total particulate in air and others; mill particulate emissions including total dust fall, anions or cations in dust fall or high volume filters.

Process Chemical Analysis Roundwood, Chips & Hog Fuel: salt (chloride) content, DCM-solvent extractives (pitch control), hot water extractives, calorific value, ash content, carbohydrates, metals and elemental analysis, potential turpentine or tall oil. Smelt, Green & White Liquor: A-B-C titration, trace metals, reduction efficiency, anions (hydroxide, carbonate, chloride, sulfide, sulfate, sulfite and thiosulfate). Black Liquor: carbohydrates, high heating value, organics (sulfated ash), inorganic ratio, elemental CHNO, metals by ICP or AA, total solids, boiling point rise, swelling, tall oil content, UV lignin, viscosity profile and black liquor oxidation, anions including: sulfur, chloride, sulfide, sulfite, sulfate and thiosulfate. Condensate: sulfide and methyl mercaptans, dimethyl sulfide and dimethyl disulfide, methanol, Granatelli total reduced sulfur. Pulp: carbohydrates (galactan, glucan, mannan, arabinan, xylan), BOD, COD, aldehyde and carboxyl groups, pentosans, alpha, beta and gamma cellulose, total (TOX, extractable (EOX) and adsorbable (AOX) organic halogen, copper and kappa numbers, chloride, DCM-solvent extractables (pitch), metals by ICP or AA, anions, hexavalent chromium, viscosity, Klason lignin, total sulfur, pH, extractable non-ionic surfactant. Process Closure: full range of process and non-process elemental analyses of all inputs and outputs for material balance and corrosion studies. Other Process Streams Analyzed: lime, limestone and reburned lime; sulfite liquors; tall oil, spent acid; digester recovery and other area scales.

Pulping Examples of Studies and Applications: optimization of low kappa pulping (EMCC, RDH) parameters necessary for production of ECF and TCF pulps; evaluation of new fiber sources, including exotic or non-wood fiber supplies; screening of pulping additives prior to mill implementation; general pulping studies with different chip blends to develop new fiber properties; layered cooking of chips to determine economic benefits of chip thickness screening; development of process parameters for mill modernization or design of green field mills; evaluation of mill chip supplies for pulp yield and strength; production of bleached and unbleached pulp samples for sales staff; mechanical pulping simulations and testing (TMP, CMP, CTMP). Pulping Simulations and Other Capabilities: kraft batch and continuous digester cooks, Kamyr EMCC, Kamyr MCC, Beloit RDH, Bauer M&D cooks, kraft bomb digester cooks, soda, soda-AQ, organosolv, ORGANOCELL, ALCELL, ASAM, acid sulfite, alkaline sulfite, NSSC, green liquor cooks, high-yield soda ash cooks, additives (AQ, polysulfide, surfactants), exotic or non-wood fiber supplies or species, evaluation of mill chip supplies, chipping, chip classification, bulk chip packing density, basic wood density.

Bleaching Examples of Studies and Applications: ECF and TCF bleaching conditions for kraft and sulfite pulps; low-AOX and dioxin-free bleaching sequences; peroxide and xylanase applications for increasing ECF production capacity; recycling of office waste and newsprint involving deinking and bleaching; dissolving pulp bleaching, optimization and preparation of client samples; bleaching options in modernizing and designing new bleach plants; impact of bleach plant modification on costs, pulp strength and effluent properties; bleaching of low-kappa EMCC and RDH pulps to optimize strength and brightness; quantification of increased bleaching costs caused by inter-stage carryover. Bleaching Simulations Available: oxygen delignification, ozone, hydrostatic oxygen (Eo), peroxide reinforcement (Eop), peroxide, peracetic acid, performic acid, monopersulfuric acid, dimethyl dioxirane (DMD); chlorinations (Cd, Dc or D100), chlorine dioxide, hypochlorite, Monox-L, extractions, caustic purifications; hydrosulfite, formamidine sulfinic acid (FAS), borohydride; enzyme treatments, chelations.

Metals Analysis

Fiber Quality Analyzer

Fracture Toughness